... ,E-Book etc.. Built-in two high quality speaker, Support WAV, MPEG,MPG,ASX,DAT,ASF,WMA,MP3 andWAVBattery: with 1000mAH~1300 mAh ... can connect external antenna Functions: Navigation, MP3, MP4, JPG picture,E-Book etc.. Built-in two high quality speaker, Support WAV ... ,MPG,ASX,DAT,ASF,WMA,MP3 andWAV Battery: with 1000mAH~1300 mAh built-in Lithium battery DC IN: 5V AC-127B 3 ...