4. Support MP3 / WMA / WAV format music. MP3 songs 32-320kbps, WAV / WMA is: 1411kbps or less 5. Support USB / card switch, the song, the next song, volume control, EQ, play / pause, stop, mute, shutdown, direct election songs. 6. Support Bluetooth Bluetoot one, the next song, volume control, play / pause, mute. 7. Support the power and memory function: memory off before the song played and the volume can be memorized to the current point. Breakpoint memory (in playback mode withdrawn U disk or SD card the first time in about three seconds off the power again will the breakpoint memory play) Item Type: MP3 WMA Decoder Board colour:black Material:Plastic + metal size:10.7×2.5×2.3cm/4.21×0.98×0.91in(Approx) Remote Control Size: 8.5×4×0.6cm/3.35×1.57×0.24in (Approx) Package Contents: 1 x Decoder 1 x Surface Shell 1 x Remote Control 3 x patch cord Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.