Description: 
1. Protect Hearing: This commercial-grade broadband USB headset features the digital signal processing (DSP) and noise-cancelling microphone to ensure clear calls, and it provides acoustic impact protection (ASP) to protect your hearing.
2. Adjustable and Fit: Ultra-light USB headset features adjustable headband to fit all head sizes. Th flexible microphone boom can meet your preferences, soft and high-quality ear pads ensures comfortable wearing all day.
3. Durability Design: Features precise design, high-quality plastic, integrated headband structure, and flexible metal microphone boom makes this USB headset more durable and strong.
4. Adjust Volume: Easy to access the volume and mute controls in the power cord, you can quickly adjust the volume of the headset up/down, mute/unmute the microphone or speaker.
5. Good Compatibility: No driver is needed, directly connect the headset to a USB compatible device. The headset is suitable for computers, laptops, PCs, for Macs, for Microsoft Lync, for Cisco and most leading UC platforms.

Specifications: 
Name: Computer Headset
Plug diameter: USB/3.5mm
Whether wireless headset: wired headset
Speaker diameter: about 40MM/1.57inch
Frequency response range: 20-20000
Type: Headphone
Headphone type: earphone
Headphone output source: PC computer
Sound principle: moving coil
Distortion rate: 1
Wire length: about 1.8M/70.87inch
Sensitivity: 105
Headphone wire: PVC wire
Is there a microphone: yes
Impedance: 32 ohm
Plug type: in-line

Packing List:
1 x Headphones

Notes:  
Due to the lighting effects and shooting angles, there might be some color difference, please understand.
Due to manual measurement, there is a tolerance in the product size.