True 300m Reception Range Stage-Grade Wireless Dual-Microphone System

The wireless microphone cannot be directly connected to the TV for use, it needs to be connected to the power amplifier or audio For use in a set, audio equipment with a microphone port (MIC port) can be connected to a wireless microphone Connection use Main technical parameters of infrared frequency microphone: 1. DPLL digital phase-locked loop technology 2.Frequency range: 640~690MHz (optional 600MHz~930MHz frequency band) 3.Modulation method: FM 4.Adjustable number of channels: 200 channels 5.Channel interval: 300K 5. Frequency matching method: infrared frequency matching 7. Pilot method: pilot plus digital ID 8.Frequency stability: ±10ppm 9. RF power: 10~30mW (high and low second gear adjustment) 10.Audio frequency response: 40~16000Hz 11. Distortion: <0.5% 12. Dynamic range: 100dB 13. Battery specifications: 2X1.5V No. 5 alkaline battery 14. Receiving sensitivity: >90dBm 15. Signal-to-noise ratio: >100dB 16. Audio output: (XLR) Card independent balanced output and mixed withФ6.35 socket Balanced output 17. Power supply specifications: 220V / 50Hz 5W 18. Distance: The distance between the empty width and the place is 300 meters 19.Material; receiver iron shell aluminum panel; transmitter, all aluminum and copper alloy with horns Code can be on the cabinet