Features:
1) Adjustable ear hook for left or right ear, appreciate the flexible, soft-touch headset that delivers a comfortable fit
2) Fashionable appearance, smart model portable
3) With volume control button and multi-function button
4) Especial design is very noble
5) Take advantage of the noise-canceling microphone to get great sound from noisy   environments
6) support cellular phones with bluetooth function
                                                                                                                                                                                                                                 Specifications:
1) Technology: Bluetooth CSR V2.0 (compatible with Bluetooth 1.2&1.1),  Class 2
2) Sensitivity: -80dbm
3) Broadcasting range of 10m (no solid obstacle)
4) Frequency band: 2.40GHz ~ 2.48GHz
5) Talk time: up to 8 hours
6) Standby time: up to 200 hours
7) Weight: about 14g
8) Battery: Li polymer rechargeable battery