Feature:1. NOISE REDUCTION: Built in HD microphone that can be twisted in any direction to make your voice loud and clear. Provides clear conversations even in noisy environments. Less noise and clearer sound.2. COMFORTABLE TO WEAR: Telephone headset has soft ear cushions and flexible headband, which will not cause any burden to your ears and provide you with an ultra light wearing experience. The ultra lightweight design ensures you stay focused on your conversation with long lasting wearing comfort.3. EASY TO USE: USB interface, USB C interface and 3.5mm three interfaces, plug and play, no driver required, easy to use. Support speaker volume adjustment, microphone mute, answer, hang up, pause, forward, backward.4. RUGGED AND LIGHTWEIGHT: Office headset is designed with rugged construction and materials to ensure superb performance and make it sturdy. Long headphone cable provides flexibility of movement.5. WIDELY COMPATIBLE: Computer headset is designed for multiple interfaces, ideal for home, offices, call centers, telemarketing, insurance, customer service, teleconferencing and more.Specification:Item Type: Telephone HeadsetMaterial: ABSColor: BlackType: Dual EarPlug: USB Port, USB C Port, 3.5mm PortFunction: Support Speaker Volume Adjustment, Microphone Mute, Answer, Hang Up, Pause, Forward, BackwardScope of Application: for PC Computers, Laptops, Cell Phones, TabletsSpeaker Parameters:Sensitivity: 1053dB (at 178mV 1KHz)Voice Coil Impedance: 15015 (at 1KHZ)Frequency Characteristics: 100Hz to 10KHzDistortion: 5% (at 178mV 1KHZ)Microphone Parameters:Directivity: Single PointingSensitivity: 402dB (2.0V, 2.2K, 1KHz)Distortion: 5% (at 4.5V 2.2K 1KHZ)Frequency Characteristics: 200Hz to 6KHzCurrent Consumption: 100500APackage List:1 x Telephone Headset1 x USB C to USB Adapter1 x Instruction Manual