Digital Conference System Intelligent Conference System UHF segment LCD can FM wireless microphone

Features ■ sets of machines simultaneously, easy to avoid all kinds of interference ■ transmitter and receiver set unique locking feature to prevent misuse ■ use can use up to 200 transmitter ■ data quality to KTV rooms and professional design Technical Data System Specifications Frequency range 740-790MHz (frequency can be used depending on local regulations) Modulation wideband FM channels from 100 channel spacing 250KHz frequency stability of ± 0.005% within the dynamic range of 100dB maximum deviation ± 45KHz frequency response 80Hz- 18KHz (± 3dB) (Overall system frequency depends on microphone unit) Integrated Composite Distortion ≤0.5% SNR 105dB working distance of about 60m (operating distance depends a lot on the volume, including absorption, reflection and interference of RF signals, etc.) Operating temperature -10 ℃ - + 50 ℃ Receiver Specifications way secondary audio superheterodyne receiver IF frequency 110MHz, 10.7MHz radio interface BNC / 50Ω Sensitivity 12dB μV (80dBS / N) Sensitivity adjustment range 12-32dB μV discrete suppression ≥75dB The maximum output level of + 10dBV power supply input DC 12V ~ 18V 500mA transmitter index-head dynamic microphones, condenser (lavalier microphone, headset microphone) antenna handheld microphone built helical antenna, transmitter Peigua 1/4 wave whip-like antenna output power and high power 30mW; approximately 10 hours at low power 3mW discrete suppression -60dB supply two AA 1.5V alkaline batteries Battery life 30mW, about 15 hours when 3mW