• Adjustable headband length, soft ear cushion for maximum wearing comfort, suitable for different head size wearing

• Fits for making office business conference calls, call center phone calls, speech dictation, online courses, language learning, etc.

• The built-in noise-canceling rotatable microphone can block out unwanted background noise for precise voice picks-up, ideal for clear conversation

• USB plug and play, no external power or drive needed. Compatible with desktop computers, laptops, and other USB audio devices

• With in-line control, you can easily control volume up and down, mute mic, and mute speaker

Specifications:

• Model Number: OY359

• Drive Unit: 40mm

• Rated Power: 20mW

• Operating Voltage: 3.7V

• Working Current: 0.3-1A

• Mic Size: 5.7mmx5.2mm±0.5

• Mic Sensitivity: -36dB±3dB

• Directivity: Omnidirectional

• Frequency Range: 20-20KHz

• Sensitivity: 103±5dB

• Impedance: 32Ω±10%

• Input Plug: USB Plug

• Color: Black

• Cable Length: 1.8m±0.2m

• Main Item Weight: 146g/5.15oz

• Package Size: 17.7x14.5x7.2cm/6.96x5.70x2.83in

• Package Weight: 187g/6.59oz