Call Center Usb Headset Telephone Computer Heaphone With Microphone Business Wired Headphones For Computer Laptop Pc

Charger included in the box:no Charger Type:type-c Support external charging:no Support fast charging:no Voltage:5v Material : Silica gel NFC Technology : YES Sound Isolating : no Category : Earphones & Headphones Max Output : 0.001mW Charging Method : Cable Total Harmonic Distortion : 1.00% Bluetooth Version : Other Waterproof : No Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Electrostatic Communication : Wireless Style : Neckband Certification : NONE Origin : Mainland China