Bluetooth MP3 Sunglasses

Description:
PC interface supported:USB
Digital formats supported: MP3/WMA
Signal-to-noise ratio:87.2dB
Playback Modes:Random play
External hard drive function: Yes
Audio Additional features:Auto-power off
Earphones type: Binaural
Mfr estimated battery life :5hours continuous
Charging Time:3hours continaully
Battery tape/capacity: Built-in Lithium lon Polymenr/3.7v, 150m
Maximum imput power rating:5VDC, 150mA
Voice output power:55mW
Voice output frequency:20Hz-20Khz
earphone impendance:16 *2
Memory Flash: 512MB-4GB

Payment Terms :	T/T MoneyGram Western Union
Price Terms :	FOB
Delivery Lead Time :	5-7days