Decription: Description Removable Antenna RS232 RS485 industrial 4g router with watchdog Item no. HY820 CPU MTK7628N 4g frequency FDD:B1/3/5/7/8/28 TDD:B40 WCDMA:B1/5/8 GSM:850/900/1800/1900 Working frequency...
Seller: Shenzhen Junhaoyue Technology Co., Ltd. China
