... .65 COOLK700E Basic functionsOptional languages ,,support other languages according to the quantity Telephone directory 1000groups,incoming ringtone,caller group,incoming ... time with user-defined pictures Alarm 5 groups,can set from Mon to Sun at radom Ringtone format mp3,mp4 Loudspeaker Other ... /earphone/data wire Frequency 900/1800MHz Network GSM,CDMA2000,3G Talk time 240-360m Standby time 200-300h