... 2.2 Operating System 2, 3.2" Capacitive Touch Screen 2. MTK MT6516 3. Dual SIM 4. Elegant ... . of Speakers1Speaker Size:20*14Ring Tones:64 polyphonic, MP3, MP2, AAC, HE-AAC v1 & v2, AMR ... AMR-WB, MIDI, iMelodySing tone supported format (mp3/wav or other)MP3, MP2, AAC, HE-AAC v1 & v2, ... as RingtoneYHeadset FM Antenna Receving capacityYRecording formats (WAV/AMR/MP3)MP3, MP2, AAC, HE-AAC v1 & v2, AMR ...