... /1800/1900MHzCompliant to GSM phase 2/2+GPRS Class 10Output power: Class4 2W for EGSM900Class2 1W for GSM1800/GSM1900Control via AT ... +85 (storage temperature)Dimensions: 35x 32.5x 3.1 mmWeight: 5.5gVoice: FR/EFR/HR/AMR, noise suppression and echo cancellationPCM ... , CSD up to 14.4kbps, USSD,Interfaces: 2xUARTs, RF connector, 50 pin system connector,SIM card interface, Keypad and LCD, etc.MC55 MC56 ...