Serial Ethernet Converter,Serial to WIFI, GPRS Modem, 4G router-USR shop

Communication Expert of Industrial IOT
Live Help
Welcome to USR Shop


Jinan USR IOT Technology Limited

We supply industrial serial networking devices: serial to Ethernet converter, Serial to WIFI Converter, GPRS modem, Ethernet module, Wi-Fi module, 3G/4G converter,4G LTE router, Bluetooth module, etc.

Distributors and resellers are highly appreciated! more profits will be provided based on your quantity.


1. PLEASE, you MUST leave your phone number for shipping. If not, it will take a lot more time for delivery !

2. VAT number (CNPJ or CPF) is necessary for shipping to Brazil.

3. Please leave CORRECT email address if you send us emails by system.