Call Center Headset Noise Cancelling, USB Stretchable Bluetooth Telephone Headset with Rotary Microphone for Support Hands-Free Call

Description: This pair of Bluetooth call center headphones give you a wireless noise cancelling communication. Advanced Bluetooth CSR8615-V4.0 CLASS2 assures a stable and smooth connection, gives you a hear-and-be-heard communication with no delay. And free adjustable earmuff and stretchable headband offer a so comfortable wearing that you will not be bothered by fatigue or pain after long time wearing. Furthermore, it allows you to have phone calls for 12 hours continuously with no stuck or cut. Specifications: Product type: Call Center Bluetooth Headset Bluetooth version: CSR8615-V4.0 CLASS2 Supported protocol: HFPV1.6, HSPV1.2, A2DPV1.2, AVRCPV1.4 Phone call time: 12 hours Standby time: 250 hours Charging port: Micro USB Battery: 3.7V 180mAh lithium battery Bluetooth connection distance: about 10 meters/ 10.94 yd Microphone: YES Suitable: For computer, phones, for iPad, and other Bluetooth devices Package size: approx. 18.5 * 14 * 6 cm/ 7.28 * 5.51 * 2.36 in Package weight: 156g Package List: 1 * Call Center Bluetooth Headset 1 * USB Charging Cable 1 * User Manual