++ 1.5 inch CSTN colored tablets demonstrated: 128x128 picture element ， 
power source power supply: DC 12V ~ 24V ， 
++ support audio frequency form: MP3/WMA ，
++ support video frequency form: AMV .
++ multi-country language support: Chinese simplified form, Chinese traditional form, English, Korean, the Japanese and so on 18 country language, 
++ the  EQ sound imitates the type: Nature, popular, rock and roll, gentle, knight, heavy bass, encirclement sound , 
++ bit rate: 8K bps - 320K bps , 
++ signal-to-noise ratio: 85dB , 
++ harmonic distortion: ≤0.05% ,
++ transmission range: < 5 meter .                   

** Remember the last frequency and music, track and recall them when restarting