Frequency response: 35Hz-14KHz±3dB, Receiver Weight: 12g/ 0.4oz, Transmitter Power requirement: 2x AAA battery(not included), Reception sensitivity: -90dB+/- 3dB / 0dB=1V/Pa / 1KHz, Consumption power: Transmitter: 3V/70mA, Operation range: 60m (197 ft)(without obstacle), Transmitter Weight: 47g/ 1.7oz(without battery), Audio input connector: 3.5mm mini jack, Earphone output level: 32hom / 65mW, Receiver: 3V/70mA, RF Modulation: GFSK (Gauss Frequency Shift Keying), Transmitter Size: 4.5x 7x 3.5cm/ 1.8x 2.8x 1.4in, FR output level: 3mW, Distortion: 0.05% or less (32ohm / 1 KHz / 65 mW output), Frequency band: 2.4G (2405-2478MHz), , Signal/Noise: 84dB or more.
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Banggood
Warehouse in China.
Link: BOYA BY-WM4 PRO K3 2.4G Condenser Wireless Microphone
$158.68 with coupon: hoNEYbGdeAlS
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