... fax, email, SMS, MMS Baiyi USB wireless GPRS modem Dual-band 900/1800MHZ USB interface Send and receive voice, data, ... 70Size98*54*25mmWeight130gAccessories: USB data cable, antenna, CDBaiyi USB wireless GPRS modem Dual-band 900/1800MHZ USB interface Send and ... designAluminum casingWireless access to internetDual-band 900/1800MHZStandard USB interfaceDouble tone multi-frequency function (DTMF)Send and ...