Features: 1) U-disk and SD / MMC card player used in car 2) Change audio signal into FM signal and transmits wirelessly. You could enjoining mp3 music in u-disk from car radio without earphone 3) Car wireless patent technology: making the disturbance from outside, the sound effect is wonderful. Emission power can be very low. No radicalization, no electromagnetism to environment 4) Car sound transfer: two interface for mp3 Connected to many frequency equipments, such as MP3, PDA, CDDV and portable DVD 5) Good memory function: can remember the song played last time 6) High speed USB: support U-disk and HDD-disk 7) Support MP3 and WMA format 8) Radiation distance: 3 - 5m (best effect) 9) With SD / MMC reader, support SD / MMC card 10) Colors optional: purple, white, peach Accessories: 1) Power: 12V DC in car 2) USB2.0, high-speed transmission 3) FM tuning radio: 88.9MHz, 107.9MHZ 4) SNR: 90dB 5) Frequency response range: 20Hz - 20kHz 6) Music format: MP3 / WMA 7) Program sources: flash disk 8) Music sampling rate: 32 - 256Kbps 9) Storage temp: -20 to +55°C 10) Operating temp.: -10 to +55°C 11) Operating relative humidity: 20 - 90% (40°C) 12) Storage relative humidity: 20 - 93% (40°C) 13) Dimensions (L x W x H): 115 x 160 x 50mm 14) Weight: 40g, with package: 200g 15) Color: many colors 16) Searching mode: switch channels by press CH 17) Patent-tech, patent no.: ZL 2004 2 0088433.9 18) Outlook-patent no.: 200530068667.7 Remarks: 1) New car mp3 player, adopting advanced car wireless FM patent technology (patent no: ZL 2004 2 0088433.9) which have gotten rid of the disturbance / noise / not good sound effect of old car mp3 player, and establishing new good standard in car mp3 player field 2) Modern design, coming from famous deviser 3) Login for wholesale discount prices Packing: Gift box