1. Standard, bluetooth v1.1
2. Operation range,10 meters(33 feet)
3. Audio code,15 bits resolution, S/n>60db
4. Frequency,2.4ghz-2.4835 ghz ism band
5. Dimension,(l)64mm*(w) 28.5 mm*(h) 11mm
6. Connection, point-to-point
7. Weight,5g(includingbattery)
8. Talk time,4.0 hours
9. Standby time,200 hours
10. Output power,0dbm(class11)11. Security,128 bits encryption
12. Power consumption,17 ma working,500ua standby
13. Battery, rechargeable li-in polymer 120mah
14. Charging,5v DC,100~240v AC adapter
15. Charging time,2~3 hrs
16. Operating temperature, -10~55
17. Storage temperature, -20~60
18. Certification, CE, fcc