Feature:

1. NOISE CANCELLING MICROPHONE: Telephone headset with HD microphone that can be adjusted at will to make your voice loud and clear. Provides clear conversations even in noisy environments.
2. ALL DAY COMFORT: Phone headset comes with soft ear cushions and a flexible headband, won't put any strain on your ears. The ultra lightweight design ensures that you can focus on your conversation, with long lasting wearing comfort.
3. EASY TO USE: This office headphone has USB, USB C, 3.5mm three kinds of interfaces, plug and play, no driver required, easy to use. Supports speaker volume adjustment and microphone mute.
4. WIDE APPLICATION: Business headphone is compatible with devices with USB port, such as VOIP landline, PC, laptop. Ideal for home, offices, call centers, telemarketing, customer service, conference calls, and more.
5. PREMIUM MATERIAL: Telephone headset is made of premium ABS material, sturdy structure design, wearable and not easy to deform. The long headset cord provides flexibility for mobility.

Specification:

Item Type: Telephone Headset
Material: ABS
Color: Black
Type: Monaural
Plug: USB Interface, USB C Interface, 3.5mm Interface
Function: Support Speaker Volume Adjustment, Microphone Mute
Applicable Range: For PC, Laptop, Mobile Phone, Tablet
Speaker Parameters:
Sensitivity: 105±3dB (at 178mV 1KHz)
Voice Coil Impedance: 150±15Ω (at 1KHz)
Frequency Response: 100Hz-10KHz
Distortion: ≤5% (at 178mV 1KHz)
Microphone Parameters:
Directional: Unidirectional
Sensitivity: -40±2dB (2.0V, 2.2KΩ, 1KHz)
Distortion: ≤5% (at 4.5V 2.2KΩ 1KHz)
Frequency Characteristics: 200Hz-6KHz
Current Consumption: 100-500µA

Package List:

1 x Telephone Headset

1 x USB to USB C Adapter
1 x User Manual