Четырехпортовый GSM-Модем Quectel ec20 4G LTE FDD массовое SMS-устройство

 Skype:hkbailingjia  Whatsapp: +8613631630091  modemsales@bailing88. com

Specification

What is your our advantage ?

(1)Send/receive Bulk SMS

The speed of the multi port modem pool:600-900SMS/per port/per hour.

(2G:600SMS, 3G/4G:900SMS) With a very stable and such a big SMS sending capability that you can easily to start your business campain /election campain/our community notification for any activity .

(2)Change IMEI

When you use the modem send too much SMS, some device will be blocked due to the operator policies .The modem will work well again after imei numbers changed.

(3)STK USSD Mobile Recharge

You can use sim cards to top up/mobile recharge and check balances business through software or at command.

(4) multiple choice

2G/3G/4G optional, 4 Port/8 Port/16 Port/32 Port/64 Port Optional.

Free Caster Software 

 Premuim Software

HK BAILING (Hongkong Bailing International Co., Ltd), Located in Shenzhen,China,specializing in M2M Modules and Terminals , bulk sms modem,alarm system enable always-on cellular communications for virtually any IoT or M2M applicationa, bulk sms/voice/calls device and security system. Their rugged design, unparalleled engineering and manufacturing standards make them reliable in the most extreme environments and over the long life of your M2M solution and bulk sms/voice/calls broadcast system and security system.