Tengreen Mini Neckback Sport Wireless Bluetooth Handsfree Stereo Headset Headphone with Microphone/mic Fm Radio for Cell Phone Pc (Blue)

Description

Weight:40g Voltage:3.7V Channel :stereo Talk Time:7 hours Main Chip:3.0 + EDR Standby Time:250 hours Bluetooth Version:V3.0 + EDR Compatible With :V2.1, V2.0, V1.1 Charge / Discharge protection:IC Battery Rechargeable:Lithium Polymer Frequency Range :2.4G Frequency Response Range:20-20KHZ Transmission Power:Class2 Transmission Frequency:2.4GHz Transmission Distance:10 meters Average Sensitivity:105DB (AT 1KHZ +3 DB) Supported File Formats:A2DP, Headset and Handsfree mode Package Include: 1 x USB Cable 1 x Bluetooth Mini 503 Headset 1 X Package(150mm X 100mm/5.9" X4.9'')