Boya BY-WM4 Wireless Lavalier Microphone system for IOS Smartphone Tablet DSLR Camera Audio Recorder PC
Specifications:
- RF Modulation: GFSK (Gauss frequency Shift Keying)
- Frequency band: 2.4GHz (2405-2478MHz)
- Frequency response: 35Hz-14KHz±3dB
- Signal/Noise: 76dB or more
- Distortion: 0.1% or less (32Ω,1 KHz,65mW output)
- RF output level:2 mW
- Earphone output level: 32Ω,65mW
- Reception sensitivity: -85dB +/- 3dB / 0dB=1V/Pa, 1kHz
- Audio input connector: 3.5mm mini jack
- Operation range: 25m (80ft.)
- Power requirements: 1.5V DC (One AA size battery)
- Consumption power: Transmitter: 1.5V/120 mA / Receiver: 1.5V/120 mA
- Battery life: Transmitter: Approx. 3.0 hours / Receiver: Approx. 3 hours
