Features:
1. Bluetooth Specifications: Bluetooth 2.0+EDR, Class 2, 10Meters. Bluetooth Profile Supported: HSP, HFP
3. Operating Frequency Band: 2.402 to 2.480GHz unlicensed ISM band 4. Rechargeable Polymer Battery: 3.7V DC, 650mAH, (#BL-5B compatible)
5. AC/DC Charger: DC 5 to 6 V, 450 mA
6. Normal Charge Time: 3 hrs. (approx. )
7. Talk Time: 12~15 hours
8. Standby Time: 550 hrs
9. Dimension: 115.5mm(L) x 45mm(W) x 15mm(H)
10. Weight: 83G. (without battery); ***g(with battery)
11. Advanced Built-in Microphone and Speaker
12. Echo Cancellation and Noise Suppression
13. Full Duplex Sound Quality
14. Supports Voice Dial Activatio, Redial & Call Rejecti
15. Support Multiple paired. (Up to 8 Bluetooth Phone can be paired)