... recording time, depending on memory size of theMemory size : up to 2G TF card expansion, support expansion ofData ... (stereo)Image formats:jpg, gifBasic functionsFuselage directories : 200 card-style phone book, ringtones, group ringtones, Caller ID, ... keyboard input, Bluetooth, GPRS download, MMS MMS, memory expansion, e-books, dual card dual standby, Health management, calculator, unit conversion ...