USB Wired Headset with Noise Cancelling Microphone On Ear

Features:Ergonomic Design:Adjustable headband length soft ear cushion for maximum wearing comfort suitable for different head size wearing.Multi-purpose Headphones:Fits for making office business conference calls call center phone calls speech dictation online courses language learning etc.Noise Canceling Microphone:Built-in noise-canceling rotatable microphone can block out unwanted background noise for precise voice picks-up ideal for clear conversation.Wide Compatibility:USB plug and play no external power or drive needed. Compatible with desktop computers laptops and other USB audio devices.In-line Control:With in-line control you can easily control volume up and down mute mic and mute speaker.Specifications:Model Number: OY359Drive Unit: 40mmRated Power: 20mWOperating Voltage: 3.7VWorking Current: 0.3-1AMic Size: 5.7mm*5.2mm0.5Mic Sensitivity: -36dB3dBDirectivity: OmnidirectionalFrequency Range: 20-20KHzSensitivity: 1035dBImpedance: 32?10%Input Plug: USB PlugColor: BlackCable Length: 1.8m0.2mMain Item Weight: 146g/5.15ozPackage Size: 17.7*14.5*7.2cm/6.96*5.70*2.83inPackage Weight: 187g/6.59ozPackage List:1 * USB Headset