Thanko Solar MP4 player comes with an innovative idea of integrating solar panels onto MP4 player so that you won’t run out of juice anytime anywhere. The 4 GB MP4 player with 220 × 176 pixels LCD has excellent display quality for most of the picture format. Other features include built in FM radio, mono speaker (10mw x 10mw (320hw)), voice recorder and built in games. The included software allows you to convert AVI / RM / MPG / VOB / DAT / RMVB files to video format. The player supports MP3/WMA/WAV formats. The biggest feature of Thanko 4GB Solar MP4 player is the built in solar panels. The solar panels can be pulled out from the body for better charging. On a sunny day (120000 lux) one hour charging will last for 15 minutes of video viewing and 35 minutes of music. The player can be charged via USB and mains. It takes about 5 hours to charge fully via USB mains.

If the built in 4GB capacity is not sufficient, user can store the media files with expansion slot of additional 2GB external SD card (no SDHC support). Thanko 4GB Solar MP4 player-SOLMP4PL is available in Japan for approximately 9,980 yen ($96).