BOYA BY-WM5 DSLR Camera Wireless Lavalier Microphone Recorder System for Canon Nikon Sony DSLR Camera Camcorder Audio Recorder

a. Compatible with DSLR cameras, camcorders, audio recorder etc. & designed for portable wireless operation, such as film work, podcasting, performances and other audio or video applications

b. The 2.4GHZ GFSK system result in strong anti-interference, good security and stability

c. Two-way communication, but only sound from transmitter can be recorded

d. The operation range is 60m without obstacle, 360 degree all-round revolves workable and the maximum distance can reach up to 80m

e. You can adjust the volume through VOL+ and VOL- volume control

f. The lapel clip makes it easy to carry

g. The low-cut filter will prevent low end noise and record conversation clearly

h. Compact, High Performance and Lightweight

a. The AAA batteries, super long 4 hours of battery life (not available)

i. 5 Seconds Speed Channel Set and Easy to Operate

RF Modulation: GFSK (Gauss frequency Shift Keying)

Frequency band: 2.4GHz (2405-2478MHz)

Frequency response: 35Hz-14KHz?à3dB

Signal/Noise: 76dB or more

Distortion: 0.1% or less (32|?,1 KHz,65mW output)

RF output level: 32|?,65mW

Reception sensitivity: -85dB +/- 3dB / 0dB=1V/Pa, 1kHz

Audio input connector: 3.5mm mini jack

Operation range: 50m (164ft.)

Power requirements: Transmitter and receiver are each powered by two AAA batteries

Battery life: 3.5 to 4 hours of runtime

Transmitter Dimensions: 2.36 x 3.3 x 1.1"; 4.37 oz

Receiver Dimensions: 2.36 x 3.3 x 1.61"; 4.89 oz

1x Earphone with Speaker

1 x Audio Signal Cable

1 x English Manual