Support almost all mobile phones built-in bluetooth technology

AC/DC Adapter Input: 100-240V

Frequency Band: 2.4GHz-2.48GHz

Function Button: Receiving / End / Pairing / Turn on / Turn off

Special function: Voice Dial/Re-dial/Reject

Operation Range: 10 Meters

Security: Pairing/Encryption/Authentiaction

Suppotr Profile: HSP, HFP

Type of Battery: Rechargeable Lithium Polymer

Talk Time: 4-5 hrs/Standby Time: 150 hrs

Charge Time: 2.5-3.5 hrs/Weight: 15g

Size (L*W*H)): 45*20*11.4mm