128MB~4GB digital sunglasses+Bluetooth+mp3 player

ALL Specifications: interface supported:USB 2.Digital formats supported: MP3/WMA 3.Signal-to-noise ratio:87.2dB 4.Playback Modes:Random play 5.External hard drive function: Yes 6.Audio Additional features:Auto-power off 7.Earphones type: Binaural estimated battery life :5hours continuous 9.Charging Time:3hours continaully 10.Battery tape/capacity: Built-in Lithium lon 11.Polymenr/3.7v,150m Ah 12.Maximum imput power rating:5VDC,150mA 13.Voice output power:55mW 14.Voice output frequency:20Hz-20Khz 15.earphone impendance:16 Ω*2 16.Memory Flash:128MB-4GB 17.Colours: Red White Black Blue

Package Contents: MP3 USB Cable Driver CD AC adapter User's Manual

Packing: 50pc/carton,Carton

Size:48*41*41CM,G.W:13KG, N.W:12KG