620-681MHz UHF Wireless Microphone for Speech Conference Traning

Product Description

620-681MHz UHF Wireless microphone for speech conference traning System specifications: Receiver: Frequency Range:620-681MHz Receiver Way:super heterodyne twice frequency conversion IR-FRE:First:110MHz,Second:10.7MHz Mute adjustment: 0-40dB Stray radiation:>80dB Antenna Access: Un-balanced:+4dB(1.25V)/5KΩ Balanced: +10dB(2.5V)/600Ω Power supply mode: DC11-16V(Rated 12V),400Ma input. 4Transmitter: Frequency range: 620-681MHz Modulation Mode: FM Frequency Bandwidth: 60MHz Frequency Quantity: 200 available Frequency Stability: ±0.005% Harmonic radiation: >110dB Max Deviation: ±45KHz S/N Ratio Response: >105dB T. H.D distortion: <0.5% Output Power: 5~10M

FAQ:
1. Who are we? We are based in CangzhouHebei, China, start from 2013.Our Chief engineer has more than 14 years on designing and developing educational equipment. He is one of the first engineers start to design charging cabinet/charging cart in China mainland.There are total about 101-200 people in our company.2. How can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment.
3.What can you buy from us? tablet Charging cabinet/ cart/ trollet/station, digital podium, locker for office and schools4. Why should you buy from us not from other suppliers?over 14 years OEM metal processing experience 15 countries export records. We use 1.2-1.5mm galvanized steel sheet for the body. Many charging cabinets are cold rolled steel in the market, if any damaged on the surface, the power coated painting will peel off and get rusty when touching the water or in humid weather, but galvanized steel sheet will not. And we use good quality electronic components, which pass CE FCC, ROSH, and power supply pass UL.
5. What services can we provide?Accepted Delivery Terms: FOB,CFR,CIF,EXW,Express Delivery;Accepted Payment Currency:USD,EUR,AUD,CNY;Accepted Payment Type: T/T,PayPal,Western Union;Language Spoken:English,Chinese

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