New Product Mini Touch Bottom Necklace MP3 Player [UT311R]

Features : 1) Necklace MP3/WMA player 2) NO DISPLAY, Touch keys. 3) Support the music format of MP3/WMA 4) Windows98/ME/2000/XP(NO driver procedures are needed above windows 98) 5) Built-in lithium battery 6) USB 2.0 High Speed interface Specifications: 1) Size:43.4 x 15.3 x 9.0mm 2) Weight: About 18 grams (with battery) 3) Power: Rechargeable battery 4) Data transferring interface: USB 2.0 High Speed 5) Capacity: (128M /256M/512M/1G/2G/4G) 6) Bit rates: MP3 format 8~320kbps WMA format 32~384kbps 7) S/N ratio: 90dB 8) Earphone O/P: 50mW 9) Frequency response: 20Hz~20kHz