<
From version < 80.9 >
edited by Xiaoling
on 2022/05/25 16:47
To version < 78.4 >
edited by Xiaoling
on 2022/05/13 18:22
>
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Summary

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Page properties
Title
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1 -DLOS8N Outdoor LoRaWAN Gateway
1 +DLOS8N
Content
... ... @@ -1,3 +1,5 @@
1 +
2 +
1 1  (% style="text-align:center" %)
2 2  [[image:1652409757234-446.png||height="399" width="399"]]
3 3  
... ... @@ -18,15 +18,15 @@
18 18  == 1.1 What is the DLOS8N ==
19 19  
20 20  (((
21 -The DLOS8N is an** (% style="color:#4f81bd" %)open source outdoor LoRaWAN Gateway(%%)**(% style="color:#4f81bd" %). (% style="color:black" %)It lets you bridge LoRa wireless network to an IP network via WiFi, Ethernet, 3G or 4G cellular. The LoRa wireless allows users to send data and reach extremely long ranges at low data-rates.
23 +The DLOS8N is an (% style="color:#4f81bd" %)open source outdoor LoRaWAN Gateway. (% style="color:black" %)It lets you bridge LoRa wireless network to an IP network via WiFi, Ethernet, 3G or 4G cellular. The LoRa wireless allows users to send data and reach extremely long ranges at low data-rates.
22 22  )))
23 23  
24 24  (((
25 -DLOS8N supports (% style="color:#4f81bd" %)**Semtech packet forwarder** (% style="color:black" %)and (% style="color:#4f81bd" %)**LoRaWAN Station connection**, (% style="color:black" %)it is fully compatible with LoRaWAN protocol. DLOS8N includes a (% style="color:#4f81bd" %)**SX1302 LoRaWAN concentrator.**
27 +DLOS8N supports (% style="color:#4f81bd" %)Semtech packet forwarder (% style="color:black" %)and (% style="color:#4f81bd" %)LoRaWAN Station connection, (% style="color:black" %)it is fully compatible with LoRaWAN protocol. DLOS8N includes a (% style="color:#4f81bd" %)SX1302 LoRaWAN concentrator.
26 26  )))
27 27  
28 28  (((
29 -DLOS8N has (% style="color:#4f81bd" %)**pre-configured standard LoRaWAN frequency bands** (% style="color:black" %)to use for different countries.User can also customize the frequency bands to use in their own LoRaWAN network.
31 +DLOS8N has (% style="color:#4f81bd" %)pre-configured standard LoRaWAN frequency bands (% style="color:black" %)to use for different countries.User can also customize the frequency bands to use in their own LoRaWAN network.
30 30  )))
31 31  
32 32  (((
... ... @@ -34,10 +34,10 @@
34 34  )))
35 35  
36 36  (((
37 -DLOS8N supports (% style="color:#4f81bd" %) **auto-provision** (% style="color:black" %) for mass deployment and long term maintain. System intergrator can easily change the settings.
39 +DLOS8N supports (% style="color:#4f81bd" %) auto-provision (% style="color:black" %) for mass deployment and long term maintain. System intergrator can easily change the settings.
38 38  )))
39 39  
40 -[[image:1652411526195-923.png||height="494" width="731"]]
42 +[[image:1652411526195-923.png]]
41 41  
42 42  == 1.2 Specifications ==
43 43  
... ... @@ -265,21 +265,18 @@
265 265  [[image:1652420606018-181.png]]
266 266  
267 267  
268 -(((
269 269  [[image:1652420718132-929.png||height="427" width="727"]]
270 -)))
271 271  
272 272  (((
273 273  The set up page is (% style="color:#4f81bd" %)**System ~-~-> Cellular**
274 274  )))
275 275  
276 +
276 276  (((
277 277  While use the cellular as Backup WAN, device will use Cellular for internet connection while WAN port or WiFi is not valid and switch back to WAN port or WiFi after they recover.
278 278  )))
279 279  
280 -(((
281 281  [[image:1652421032117-341.png||height="329" width="752"]]
282 -)))
283 283  
284 284  (% style="color:red" %)**Note** *: For DLOS8N which doesn’t have the cellular module, this page will shows Cellular not detected.
285 285  
... ... @@ -288,7 +288,7 @@
288 288  In the (% style="color:#4f81bd" %)**home**(%%) page, we can check the Internet connection.
289 289  
290 290  * GREEN Tick ​​​​ [[image:1652436675869-206.png||height="14" width="15"]] : This interface has Internet connection.
291 -* Yellow  Tick  [[image:1652436705761-420.png||height="15" width="15"]] : This interface has IP address but don’t use it for internet connection.
290 +* Yellow Tick   [[image:1652436705761-420.png||height="15" width="15"]] : This interface has IP address but don’t use it for internet connection.
292 292  * RED Cross    [[image:1652436787176-950.png||height="14" width="15"]] : This interface doesn’t connected.
293 293  
294 294  [[image:1652421351382-793.png||height="339" width="765"]]
... ... @@ -297,13 +297,11 @@
297 297  
298 298  DLOS8N is fully compatible with LoRaWAN protocol. It uses the legacy Semtech Packet forwarder to forward the LoRaWAN packets to server. The structure is as below.
299 299  
300 -(((
301 301  [[image:image-20220513140429-1.png||height="565" width="824"]]
302 -)))
303 303  
304 304  This chapter describes how to use the DLOS8Nto work with
305 305  
306 -TheThingsNetwork v3(TTN v3)[[ LoRaWAN Server>>url:https://www.thethingsnetwork.org/]]  ([[www.thethingsnetwork.org>>url:http://www.thethingsnetwork.org/]])
303 +[[T>>url:https://www.thethingsnetwork.org/]]heThingsNetwork v3(T[[TN>>url:https://www.thethingsnetwork.org/]] v3[[)>>url:http://)]][[ LoRaWAN Server>>url:https://www.thethingsnetwork.org/]]  ([[www.thethingsnetwork.org>>url:http://www.thethingsnetwork.org/]])
307 307  
308 308  == 4.1 Create a gateway in TTN V3 Server ==
309 309  
... ... @@ -313,12 +313,11 @@
313 313  Every DLOS8N has a unique gateway id. The ID can be found at LoRaWAN page:
314 314  )))
315 315  
316 -(((
317 317  [[image:1652421929753-168.png||height="403" width="739"]]
318 -)))
319 319  
320 -The example gateway id is: **a840411e96744154**
315 +The example gateway id is: a840411e96744154
321 321  
317 +
322 322  (% style="color:#4f81bd" %)**Step 2: Sign up a user account in TTN server**
323 323  
324 324  [[**https:~~/~~/account.thethingsnetwork.org/register**>>url:https://account.thethingsnetwork.org/register]]
... ... @@ -325,12 +325,12 @@
325 325  
326 326  [[image:1652422127479-258.png||height="346" width="738"]]
327 327  
324 +
328 328  (% style="color:#4f81bd" %)**Step 3: Choose the TTNv3 Cluster Picker**
329 329  
330 -(((
331 331  [[image:1652422142236-792.png||height="356" width="737"]]
332 -)))
333 333  
329 +
334 334  (% style="color:red" %)**Note: Choose the cluster corresponds to a specific Gateway server address**
335 335  
336 336  * Europe 1 (% style="color:red" %)corresponding Gateway server address: (% style="color:black" %)eu1.cloud.thethings.network
... ... @@ -350,9 +350,7 @@
350 350  
351 351  [[image:1652422479876-297.png||height="398" width="729"]]
352 352  
353 -(((
354 354  (% style="color:red" %)**Notice: **Gateway Server address must match the gateway configuration, otherwise you will have problem for End Node to join the network.
355 -)))
356 356  
357 357  After creating the gateway, you can see the gateway info, as below.
358 358  
... ... @@ -360,17 +360,11 @@
360 360  
361 361  == 4.2 Configure DLOS8N to connect to TTN v3 ==
362 362  
363 -(((
364 364  You can now configure the DLOS8N to let it connect to TTN network V3.
365 -)))
366 366  
367 -(((
368 368  Make sure your DLOS8N has a working Internet Connection first.
369 -)))
370 370  
371 -(((
372 372  Choose the right server provider and click (% style="color:#4f81bd" %)**Save&Apply**
373 -)))
374 374  
375 375  [[image:1652422624783-580.png||height="327" width="729"]]
376 376  
... ... @@ -425,15 +425,24 @@
425 425  
426 426  [[image:1652422840936-838.png]]
427 427  
416 +
428 428  (((
429 429  (% style="color:red" %)Note: You may be able to change these codes in a device by using a configuration facility on the device e.g. the LT-22222 uses a serial port access and a series of AT commands.  Changing the codes may be necessary in the case where you have to use codes assigned by a LoRa WAN server.
430 430  )))
431 431  
432 432  (((
422 +
423 +)))
424 +
425 +(((
433 433  For the TTN v3 server, you can use the codes set in the device as in the following example.
434 434  )))
435 435  
436 436  (((
430 +
431 +)))
432 +
433 +(((
437 437  Select **Add Application** to open the screen below.
438 438  )))
439 439  
... ... @@ -449,6 +449,7 @@
449 449  Select OTAA activation mode
450 450  )))
451 451  
449 +
452 452  (((
453 453  The LoRaWAN version for your device should be provided by the manufacturer in a datasheet as LoRaWAN version or LoRaWAN specification. The most commonly used LoRaWAN versions are v1.0.2 and v1.0.3.
454 454  )))
... ... @@ -467,6 +467,7 @@
467 467  Finally, Application layer settings input the corresponding AppKey. Before saving the configuration, check that the data matches the device.
468 468  )))
469 469  
468 +
470 470  (((
471 471  (% style="color:#4f81bd" %)**Step 2**: (% style="color:black" %)Power on LT-22222-L device and it will automatically join the TTN network. After joining successfully, it will start to upload messages to the TTN v3. Select the Live data tab and you will see the data appearing in the panel.
472 472  )))
... ... @@ -506,8 +506,9 @@
506 506  
507 507  [[image:1652423554776-574.png||height="380" width="740"]]
508 508  
509 -Note *: [[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]
508 +Note *: See this instruction for how to customize frequency band:
510 510  
510 +[[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]]
511 511  
512 512  === 5.2.2 LoRa ~-~-> ABP Decryption ===
513 513  
... ... @@ -514,10 +514,10 @@
514 514  The DLOS8N can communicate with LoRaWAN ABP End Node without the need of LoRaWAN server. It can be used in some cases such as:
515 515  
516 516  * No internet connection.
517 -* User wants to get data forward in gateway and forward to their server based on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>doc:Main.MQTT Forward Instruction.WebHome]]).
517 +* User wants to get data forward in gateway and forward to their server based on MQTT/HTTP, etc. (Combine ABP communication method and [[MQTT forward together>>http://8.211.40.43:8080/xwiki/bin/view/Main/MQTT%20Forward%20Instruction/]]).
518 518  
519 519  (((
520 -Detail of this feature: [[Communication with ABP End Node>>doc:Main.Communicate with ABP End Node without LoRaWAN Network Server --- LG308.WebHome]]
520 +Detail of this feature: [[Communication with ABP End Node>>http://8.211.40.43:8080/xwiki/bin/view/Main/Communicate%20with%20ABP%20End%20Node%20without%20LoRaWAN%20Network%20Server%20---%20LG308/]]
521 521  )))
522 522  
523 523  [[image:1652423628833-467.png||height="357" width="755"]]
... ... @@ -568,6 +568,7 @@
568 568  
569 569  [[image:1652428705046-212.png||height="417" width="733"]]
570 570  
571 +
571 571  == 5.5 System ==
572 572  
573 573  === 5.5.1 System ~-~-> System Overview ===
... ... @@ -576,48 +576,59 @@
576 576  
577 577  [[image:1652428773760-580.png||height="408" width="728"]]
578 578  
580 +
579 579  === 5.5.2 System ~-~-> General ( login settings) ===
580 580  
581 581  [[image:1652428861256-300.png||height="354" width="724"]]
582 582  
583 -(((
584 584  **__System Password:__**
585 -)))
586 586  
587 -(((
588 588  There are two login for DLOS8N: (% style="color:#4f81bd" %)root /dragino (% style="color:black" %)or (% style="color:#4f81bd" %)admin /dragino. (% style="color:black" %)Both root and admin has the same right for WEB access. But root user has also the right to access via SSH to Linux system. admin only able to access WEB interface.
589 -)))
590 590  
591 -(((
592 592  This page can be used to set the password for them.
593 -)))
594 594  
595 595  (((
596 -**__Timezone:__**Set device timezone.
592 +
597 597  )))
598 598  
595 +**__Timezone:__**
596 +
597 +Set device timezone.
598 +
599 599  (((
600 -**__Port forwarding:__**Enable/Disable the HTTP and SSH access via WAN interface.
600 +
601 601  )))
602 602  
603 +**__Port forwarding:__**
604 +
605 +Enable/Disable the HTTP and SSH access via WAN interface.
606 +
607 +
603 603  === 5.5.3 System ~-~-> Network ===
604 604  
605 605  [[image:1652429149053-824.png||height="467" width="725"]]
606 606  
607 -(((
608 -**__LAN Settings:__**When the DLOS8N has the AP enable, LAN settings specify the network info for DLOS8N’s own network.
609 -)))
612 +**__LAN Settings:__**
610 610  
614 +When the DLOS8N has the AP enable, LAN settings specify the network info for DLOS8N’s own network.
615 +
611 611  (((
612 -__**WAN Settings:**__Setting for DLOS8N WAN port
617 +
613 613  )))
614 614  
615 -(((
616 -__**WiFi Settings:**__Setting for DLOS8N WiFi IP when use it as WiFi Client
620 +__**WAN Settings:**__
617 617  
622 +Setting for DLOS8N WAN port
623 +
624 +(((
618 618  
619 619  )))
620 620  
628 +__**WiFi Settings:**__
629 +
630 +Setting for DLOS8N WiFi IP when use it as WiFi Client
631 +
632 +
621 621  === 5.5.4 System ~-~-> WiFi ===
622 622  
623 623  DLOS8N WiFi Settings.
... ... @@ -624,6 +624,7 @@
624 624  
625 625  [[image:1652429430767-921.png||height="367" width="723"]]
626 626  
639 +
627 627  === 5.5.5 System ~-~-> Cellular ===
628 628  
629 629  While use the cellular as Backup WAN, device will use Cellular for internet connection while WAN port or WiFi is not valid and switch back to WAN port or WiFi after they recover.
... ... @@ -632,10 +632,12 @@
632 632  
633 633  (% style="color:red" %)Note *: For DLOS8N which doesn’t have the cellular module, this page will shows Cellular not detected.
634 634  
648 +
635 635  === 5.5.6 System ~-~-> Network Status ===
636 636  
637 637  [[image:1652429486609-208.png||height="415" width="728"]]
638 638  
653 +
639 639  === 5.5.7 System ~-~-> Remote Mgnt & Auto Provision ===
640 640  
641 641  Auto Provision is the feature for batch configure and remote management. It can be used in below two cases:
... ... @@ -648,9 +648,7 @@
648 648  
649 649  Please see this document for detail:
650 650  
651 -(((
652 652  [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Application_Note/&file=Auto-update-feature.pdf>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Application_Note/&file=Auto-update-feature.pdf]]
653 -)))
654 654  
655 655  
656 656  R-SSH is for remote access device and management, introduction for how to use:
... ... @@ -659,6 +659,7 @@
659 659  
660 660  [[image:1652429624400-864.png||height="432" width="716"]]
661 661  
675 +
662 662  === 5.5.8 System ~-~-> Firmware Upgrade ===
663 663  
664 664  We keep improving the DLOS8N Linux side firmware for new features and bug fixes. Below are the links for reference.
... ... @@ -671,13 +671,10 @@
671 671  
672 672  ( [[http:~~/~~/www.dragino.com/downloads/downloads/LoRa_Gateway/LG02-OLG02/Firmware/ChangeLog>>url:http://www.dragino.com/downloads/downloads/LoRa_Gateway/LG02-OLG02/Firmware/ChangeLog]] )
673 673  
674 -(((
688 +
675 675  The file named as (% style="color:green" %)**xxxxx–xxxxx-squashfs-sysupgrade.bin **(% style="color:black" %)is the upgrade Image. There are different methods to upgrade, as below.
676 -)))
677 677  
678 -(((
679 679  (% style="color:green" %)**Web~-~-> System~-~-> Firmware Upgrade**
680 -)))
681 681  
682 682  [[image:1652429711145-862.png||height="270" width="737"]]
683 683  
... ... @@ -689,6 +689,7 @@
689 689  
690 690  [[image:1652429962190-224.png||height="358" width="729"]]
691 691  
703 +
692 692  (% style="color:red" %)**NOTE***(%%): User can also upgrade firmware via Linux console
693 693  
694 694  SCP the firmware to the system(% style="color:green" %)**/var**(%%)** **directory and then run
... ... @@ -697,6 +697,7 @@
697 697  
698 698  (% style="color:red" %)**NOTE**(%%) : it is important to transfer the image in the /var directory, otherwise it may exceed the available flash size.
699 699  
712 +
700 700  === 5.5.9 System ~-~-> Reboot/Reset ===
701 701  
702 702  [[image:1652430197132-330.png||height="256" width="724"]]
... ... @@ -711,6 +711,10 @@
711 711  
712 712  Place to show what package has installed and possible to upgrade packages.
713 713  
727 +(((
728 +
729 +)))
730 +
714 714  == 5.6 LogRead ==
715 715  
716 716  === 5.6.1 LogRead ~-~-> LoRa Log ===
... ... @@ -719,6 +719,10 @@
719 719  
720 720  Show the frequency for LoRa Radio and traffics.
721 721  
739 +(((
740 +
741 +)))
742 +
722 722  === 5.6.2 LogRead ~-~-> System Log ===
723 723  
724 724  Show the system log
... ... @@ -725,6 +725,7 @@
725 725  
726 726  [[image:1652430369760-511.png||height="373" width="730"]]
727 727  
749 +
728 728  = 6. More features =
729 729  
730 730  == 6.1 More instructions ==
... ... @@ -731,6 +731,10 @@
731 731  
732 732  [[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRa.2FLoRaWAN_Gateway_Instruction>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRa.2FLoRaWAN_Gateway_Instruction]]
733 733  
756 +(((
757 +
758 +)))
759 +
734 734  = 7. Linux System =
735 735  
736 736  The DLOS8N is based on the OpenWrt Linux system. It is open source, and users are free to configure and modify the Linux settings.
... ... @@ -755,23 +755,16 @@
755 755  
756 756  [[image:1652431609193-637.png||height="214" width="732"]]
757 757  
784 +
758 758  == 7.2 Edit and Transfer files ==
759 759  
760 -(((
761 761  The DLOS8N supports the (% style="color:green" %)**SCP protocol** (% style="color:black" %)and has a built-in (% style="color:green" %)**SFTP server**. (% style="color:black" %)There are many ways to edit and transfer files using these protocols.
762 -)))
763 763  
764 -(((
765 765  In Windows, one of the easiest methods is using the [[WinSCP>>url:https://winscp.net/eng/index.php]] utility.
766 -)))
767 767  
768 -(((
769 769  After establishing access via WinSCP to the device, you can use an FTP style window to drag / drop files to the DLOS8N, or edit the files directly in the windows.
770 -)))
771 771  
772 -(((
773 773  Screenshot is as below:
774 -)))
775 775  
776 776  [[image:1652431650755-450.png]]
777 777  
... ... @@ -778,17 +778,11 @@
778 778  
779 779  == 7.3 File System ==
780 780  
781 -(((
782 782  The DLOS8N has a 16MB flash and a 64MB RAM. The /var and /tmp directories are in the RAM, so contents stored in /tmp and /var will be erased after rebooting the device. Other directories are in the flash and will remain after reboot.
783 -)))
784 784  
785 -(((
786 786  The Linux system uses around 8MB ~~10MB flash size which means there is not much room for user to store data in the DLOS8N flash.
787 -)))
788 788  
789 -(((
790 790  You can use an external USB flash memory device to extend the size of flash memory for storage.
791 -)))
792 792  
793 793  
794 794  == 7.4 Package maintenance system ==
... ... @@ -795,13 +795,9 @@
795 795  
796 796  DLOS8N uses the OpenWrt [[**OPKG package maintenance system**>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]]. There are more than 3000+ packages available in our package server for users to install for their applications. For example, if you want to add the **//iperf //** tool, you can install the related packages and configure DLOS8N to use **//iperf //**.
797 797  
798 -(((
799 799  Below are some example **//opkg //** commands. For more information please refer to the [[OPKG package maintain system>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]]** **([[https:~~/~~/oldwiki.archive.openwrt.org/doc/techref/opkg>>https://oldwiki.archive.openwrt.org/doc/techref/opkg]])
800 -)))
801 801  
802 -(((
803 803  **In Linux Console run:**
804 -)))
805 805  
806 806  (((
807 807  (% style="color:green" %)**root@dragino-169d30:~~# opkg update**           (% style="color:black" %)~/~/ to get the latest packages list
... ... @@ -853,13 +853,9 @@
853 853  
854 854  == 9.1 How can I configure for a customized frequency band? ==
855 855  
856 -(((
857 857  See below link for how to customize frequency band:
858 -)))
859 859  
860 -(((
861 861  [[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]]
862 -)))
863 863  
864 864  
865 865  == 9.2 Can I connect DLOS8N to LORIOT? ==
... ... @@ -869,13 +869,9 @@
869 869  
870 870  == 9.3 Can I make my own firmware for the gateway, where can I find the source code? ==
871 871  
872 -(((
873 873  Yes, You can make your own firmware for the DLOS8N for branding purposes or to add customized applications.
874 -)))
875 875  
876 -(((
877 877  The source code and compile instructions can be found at: [[https:~~/~~/github.com/dragino/openwrt_lede-18.06>>url:https://github.com/dragino/openwrt_lede-18.06]]
878 -)))
879 879  
880 880  
881 881  == 9.4 Can I use 868Mhz version for 915Mhz bands? ==
... ... @@ -901,9 +901,7 @@
901 901  
902 902   (% style="background-color:yellow" %)* opkg_install_cmd: Cannot install package kmod-dragino2-si3217x.
903 903  
904 -(((
905 905  In this case, you can use the –force-depends option to install such package as long as the actual kernel version is the same.
906 -)))
907 907  
908 908  (% style="background-color:yellow" %)Opkg install kmod-dragino2-si3217x_3.10.49+0.2-1_ar71xx.ipk –force-depends
909 909  
... ... @@ -910,13 +910,9 @@
910 910  
911 911  == 10.2 How to recover the DLOS8N if the firmware crashes ==
912 912  
913 -(((
914 914  Please follow this instruction to recover your gateway:
915 -)))
916 916  
917 -(((
918 918  [[http:~~/~~/wiki.dragino.com/index.php?title=Recover_Gateway>>url:http://wiki.dragino.com/index.php?title=Recover_Gateway]]
919 -)))
920 920  
921 921  
922 922  == 10.3 I configured DLOS8N for WiFi access and lost its IP. What to do now? ==
... ... @@ -923,9 +923,7 @@
923 923  
924 924  [[image:1652435238615-272.png||height="247" width="727"]]
925 925  
926 -(((
927 927  The DLOS8N has a fall-back IP address on its WAN port. This IP is always enabled so you can use the fall-back IP to access DLOS8N no matter what the WiFi IP is. The fall back IP is useful for connecting and debug the unit.
928 -)))
929 929  
930 930  (% style="color:red" %)Note: fallback IP can be disabled in the WAN and DHCP page.
931 931  
... ... @@ -968,22 +968,19 @@
968 968  
969 969  = 12. Packing Info =
970 970  
971 -(((
972 972  **Package Includes**:
973 -)))
974 974  
975 975  * DLOS8N LoRaWAN Gateway x 1
976 976  * Stick Antenna for LoRa RF part. Frequency is one of 470 or 868 or 915Mhz depends the model ordered
977 977  * Packaging with environmental protection paper box
978 978  
979 -(((
980 980  **Dimension and weight**:
981 -)))
982 982  
983 983  * Device Size: 12 x 12 x 3 cm
984 984  * Weight: 187g
985 985  * Package Size: 14.5 x 13.5 x 6 cm
986 986  * Weight: 300g
976 +*
987 987  
988 988  = 13. Support =
989 989  
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