... multi-system compatible, NOKIA I/O DC in, WIFI wireless Internet access,off-screen function, shake to shift ... and dual Bluetooth, display land ownership of incoming call, IP talk, calendar, calculator, currency exchange calculate, stopwatch, ... timing for recording, FM timer-recording, voice-recording, phone recordingNetworkGSM+GPRSFrequency900/1800/ 850/1900MHzTalk time180-300minutesStandby time150- ...