Trucker Bluetooth Headset Wireless Headset with Mic Over The Head Headset with Noise Cancelling Sound On Ear Car Earphones Office Earpiece for Cell Phone Bluetooth V2.1 Compatible for iOS & Android

Specification: Bluetooth Version: v2.1 Chipset: CSR BC6 V2.1 Support: Headset,Head free,Noise-Canceling,Voice-Dial/Mute Ear Coupling: Over the ear Talk Time: 20 Hours Standby Time: 350 Hours Operating Range: 10 meter Compatibility Bluetooth: v2.0 & 2.1 Microphone: Yes Radio: N/A Power Supply: Built-in battery Built-in Battery Capacity: 250mAh Compatible With: All Bluetooth wireless technology enabled phones. Other Features: Clear and high quality voice for both talking party. Voice-dialing, re-dialing, refusal of incoming call function. Volume adjustable. Note: the headphone doesn't support A2DP, It can't be used to listen to music.  Packing List : 1 x Wireless Headphone 1 x USB Charging Cable 1x Protective Bag 1 x User Manual 1x Thanksgiving Card