4G LTE 32 Port GSM Modem Pool with Quectel EC25 Module USB Interface at Commands Bulk SMS

(1)32 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. 32 Ports Modem Pool is a big bulk sms machine which consists of 32 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 32 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 : 32 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,32 Pieces Antennas.