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Feature: Use Sigmatel decode solutionSupport MP3/WMA format Configurabled Buttons of Prev, Next, Play/Stop, Vol+ and Vol- Power on: system will power on by long pressing (>2 seconds) PLAY keyAuto Repeat all: system will auto repeat all music when power on Reset: if system is down, press PLAY and FORWARD key , system will reset, and pressPLAY to power onBuilt-in Li-battery, cycle charger 5 sorts of EQ Earphone be designed as Siamese, can be tuned by stretchonline Firmware Update Specifications: Storage capacity: Built-in 256M-512M (Optional)Interface: High Speed USBDownload speed: 500KB/s Battery: Build-in 580mA Rechargeable Lithium BatteryCharge time: 2-3 hoursPlaying time: 4-6 hours Range of Output Frequency: 20Hz-20KHz Signal-to-Noise Radio: 90dB H/N: < 0.1% Output Power of Earphone: 5mW, max. 10mW Record Sample Frequency: 8KHz Compress Rate: MP3 8-320Kbps; WMA 32-192Kbps Input power: DC3.7V/130mW Size: 172*160*55mm Weight: 50g Caution: Keep safety w
