The BOYA BY-WM6 is a UHF wireless system designed to work with DSLR camera, Camcorder, PC and more. 　　The BY-WM6 system features a bodypack transmitter, a camera-mount receiver, and an omnidirectional lavalier microphone. The receiver is built with mic and headphone output jacks. The bodypack transmitter includes a MIC jack and LINE IN jack. 　　SPECIFICATION 　　• RF Modulation: GFSK (Gauss frequency Shift Keying) 　　• Carries frequency range: 576MHz-599MHz 　　• Frequency response: 60Hz-15KHz±3dB 　　• Signal/Noise: 74dB or more 　　• Distortion: 0.1% or less (32Ω,1 KHz,65mW output) 　　• RF output level:≤10 mW 　　• Earphone output level: 32Ω,65mW 　　• Reception sensitivity: -30dB +/- 3dB / 0dB=1V/Pa, 1kHz 　　• Audio input connector: 3.5mm mini jack 　　• Operation range: 100m (300’) 　　• Power requirements: Two (2) AA batteries 　　• Consumption power: Transmitter: 2x1.5V/120 mA 　　Receiver: 2x1.5V/120 mA 　　• Battery life: Transmitter: Approx. 3.0 hours 　　Receiver: Approx. 3 hours 　　• Dimensions: 　　Transmitter: 60mm x 86mm x28mm (W/H/D) 　　(2.36 x 3.3 x 1.1 inches) 　　Receiver: 60mm x 86mm x41mm (W/H/D) 　　(2.36 x 3.3 x 1.61 inches) 　　• Weight: 　　Transmitter: 136g (4.37oz) (Without battery) 　　Receiver: 152g (4.89oz) (Without battery)

　　types of microphone

　　wireless devices

　　cordless microphone

　　shure microphones