usb headphone Rotary microphone With volume controller in the cable Frequency range: 20 to 20,000Hz Plug: 3.5mm

USB Headphone

Product Model:HW-EP3012

Deacription:

Features:Trumpet:40mmImpedance:32+-15%Frequency Response:20—2000HZSensitivity:115+-3DbReception Mode:FMDistortion:<=2%Transmitting frequency range:84-108MHzEmission distance:30m(with no interference).Power supply:2pcs AAA batteries or 4.5V DC(AAA Batteries not enclosed)

USB Headphone