Трех диапазонах GPRS модем

General Triband GPRS MODEM features GSM Quad-Band 850 / 900 / 1800 / 1900 MHz (MC55iT) GSM Dual-Band 900 / 1800 MHz (MC52iT) 3GPP Release 98 GPRS multi-slot Class 10/8 Compliant to GSM phase 2/2+ Output power: Class 4 (2W) for GSM850 Class 4 (2W) for GSM900 Class 1 (1W) for GSM1800 Class 1 (1W) for GSM1900 SIM Application Toolkit Control via AT commands (Hayes, 3GPP TS 27.007 and 27.005) TCP / IP stack access via AT commands Internet Services TCP server/ client, UDP, ICMP, DNS, HTTP, FTP, SMTP, POP3 Supply voltage range: 8 – 30 V Operating temperature: -30 °C to +75 °C Specifications GPRS Class 10/8, DL: max. 85.6 kbps UL: max. 42.8 kbps (MC55iT) UL: max. 21.4 kbps (MC52iT) Mobile Station Class B CSD data transmission up to 14.4 kbps, V.110, non-transparent USSD support SMS text and PDU mode, cell broadcast Fax group 3, Class 1 and Class 2 High quality voice support Handsfree operation FR, HR, EFR and AMR speech codec support Integrated TTY modem