1,16 ports sms modem pool / gsm modem 2,sending bulk SMS 3,with bulk sms software 4, ... band 5,AT Command 16 ports sending bulk sms modem / gsm modem Brief introductionGSM MODEM pool also known as "SMS cat pool" in ... can be demolished 5, industrial chassis, elegant shellKey FeaturesUSB/RS232 GSM modem poolBased on Wavecom industrial modules Q24plus,Q2406,Q2303,Q2403GSM: 850 ...