nPolarized lens & TR 90 frame
nCompatible format: MP3, WMA, ADPCM
nAvailable flash memory size: 256MB, 512MB, 1GB
nStandard USB port
nIntegrated USB drive
nIntegrated Microphone supporting ADPCM recording.
nContinuous playing time: 8 hours
n Recharging time: 2 hours
n Macromolecule polymer Lithium Ion recharging battery
n Automatically detected battery voltage and capacity
n Battery Consumption Saving function
nVoice output power: 5mW + 5mW
n Voice output frequency: 20Hz ~20KHz
