4G 8 Sim GSM Modem with Quectel EC25 Module USB Interface at Commands Bulk SMS

(1)8 Ports 4 G Modem Pool. (2) Based on Quectel EC25 Module. (3) USB Port Interface. (4) Support Bulk SMS/IMEI Change/AT Command/Send and receive SMS. (5) Working Frequencies : *EC25-E : FDD-LTE B1/B3/B5/B7/B8/B20 2100/1800/850/2600/900/800 Mhz, WCDMA B1/B5/B8 2100/850/900 Mhz, GSM B3/B8 1800/900 Mhz. *EC25-A : FDD-LTE B2/B4/B12 1900/1700/700 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AFX : FDD-LTE B2/B4/B5/B12/B13/B14/B66/B71 1900/1700/850/700/2100/600 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AF : FDD-LTE B2/B4/B5/B12/B13/B14/B66/B71 1900/1700/850/700/2100/600 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AU : FDD-LTE B1/B2①/B3/B4/B5/B7/B8/B28 2100/1900/1800/1700/850/2600/900/700 Mhz, WCDMA B1/B2/B5/B8 2100/1900/850/900 Mhz, GSM B2/B3/B5/B8 1900/1800/850/900 Mhz. *EC25-MX : FDD-LTE B2/B4/B5/B7/B28/B66 1900/1700/850/2600/700 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. Power Supply ,USB Cable ,Adapter,Antennas,CD. 8 Ports Modem Pool is a big bulk sms machine which consists of 8 of 4 G modems. The modem pool provides an efficiency way for management of numbers of modems. After connecting the modem pool to the computer through USB cable, the computer shows 8 COM Ports. You can use 'AT Command' or some software to control each of the modems for sending SMS and changing imei. Technical Parameters : (1) Type : 8 Port 4 G Modem Pool. (2) Module : Quectel EC25. (3) Working Frequency : *EC25-E : FDD-LTE B1/B3/B5/B7/B8/B20 2100/1800/850/2600/900/800 Mhz, WCDMA B1/B5/B8 2100/850/900 Mhz, GSM B3/B8 1800/900 Mhz. *EC25-A : FDD-LTE B2/B4/B12 1900/1700/700 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AFX : FDD-LTE B2/B4/B5/B12/B13/B14/B66/B71 1900/1700/850/700/2100/600 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AF : FDD-LTE B2/B4/B5/B12/B13/B14/B66/B71 1900/1700/850/700/2100/600 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. *EC25-AU : FDD-LTE B1/B2①/B3/B4/B5/B7/B8/B28 2100/1900/1800/1700/850/2600/900/700 Mhz, WCDMA B1/B2/B5/B8 2100/1900/850/900 Mhz, GSM B2/B3/B5/B8 1900/1800/850/900 Mhz. *EC25-MX : FDD-LTE B2/B4/B5/B7/B28/B66 1900/1700/850/2600/700 Mhz, WCDMA B2/B4/B5 1900/1700/850 Mhz. (4) Interface : USB Port. (5) Power Source : 5-24 V DC. (6) Support Bulk SMS/IMEI Change/AT Command/Send and receive SMS. (7) Control via AT Commands. (8) Packing List : One unit Modem,One Piece USB Cable ,One Piece Power Supply Adapter,One Piece Driver CD,8 Pieces Antennas.