... different function and of course different price,we have wavecom modem with Q2303,Q2403,Q2406,Q24Plus. Q2303 support sms.900/1800MHZ ... sms,mms and EDGE.850/900/1800/1900MHZ 8 port modem pool detailed product description: Products Features Just like eight single ... eight cards to send text messages, send speed as 8 time as a single channel modem. It uses the development of WAVECOM ...