1) Supported: USB2.0protocol.

2) Voice output power: 55mW

3) Earphone output power: 5mw

4) Recharging time: 3 hours

5) Normally works voltage: 30-35mA

6) Memory Flash: 128MB-2GB

7) Signal-to-noise ratio: 87.2dB

8) Earphone impendance: 16 Ω*2

9) Voice output frequency: 20Hz-20Khz.

10) Maximum input power rating: 5VDC, 150mA

11) Built-in Lithium Ion Polymer/3.7V, 150mAh

• · Replicated earphone.
• ·  Very light suitable for sports
• ·  long Playing time overcome 6 hours.
• ·  Support Audio formats:Wmv, MP3, Wma
• ·  Use mini port for both USB and charging.
• ·  Use high-grade sunglasses as its main frame, suitable for sp
• · rots
• ·  Compact and fashionable appearance, unique design for mp3 and sunglasses