... DDRIIIStorage4GB Flash (standard), 8,16,32GB(optional)LCD 7" TFT-LCD touch screen.800x480 WVGA; WIFI Built-in WIFI 802.11b/g.3GSupport wireless 3G module ... ,OGG,FLAC,AAC.APE.SensorMulti-dimensional G-sensor.Battery Built-in rechargeable Li-ion battery 3600mAH,3.7VStand Time7 hours by ... ,Headphone*1, TF card slot*1.SpeakerBuilt in 8Ω/1W, speaker x 1,Built-in microphoneKeyPower1,G-sensor Switch1,V+/V-*1 ...