MP3 Card reader Headset
Option 1: Card Reader w/Headphone.
Option 2: Card Reader w/Headphone & Radio.
External memory interface:SD/MMC Card.
Audio Mp3 headphone.
Folding,easy to carry.
Power supplied for USB. MP3 Section.
File support MPEG 1,Layer 3.
Sampling Rate (Bit Rate) 32/44.1/48KHz (8Kbps~320Kbps).
S/N ratio: About 70dB (1 kHz).
Impedance:32ohm +/- 10%.
Normal handly Input:10mW.
Max. handly Power: 1W.
Sensitivity:108+/- 3 dB at 1 kHz S.P.L.
Frequency Response:20Hz - 20 kHz.
Channel Balance:30 dB at 1 kHz S.P.L.
Thickness of speaker film:16m.
EQ (Normal, Rock, Pop, Class and Ultra Bass).
Volume +,Volume -.
Supported OS Win ME,Win 2000,Win XP,Win98,Win 98SE (Driver is required), OS.
With in-line vibration level adjustment.
Driver unit:40mm dia. Dome.
Battery Capacity:0.4 MAH.
Play time:5 hours.