This true diversity receiver employs a dual-channel independent selection system, significantly reducing dropout risk. It features dual-channel AFS (Auto Frequency Scan) that quickly locks onto the least interfered frequencies in the environment. The receiver and transmitter synchronize frequencies instantly via IR infrared technology, incorporating professional-grade phase-locked circuits combined with noise-lock squelch and digital pilot tone technology (which automatically mutes the AF signal

接收器参数
发射器参数

Frequency Range	640MHz-690MHz
Selectable Channels	200个
Frequency Synthesis	PLL Phase-Locked Loop
Frequency Stability	±10PPM
Reception Type	True Diversity Double Superheterodyne
Pilot Tone System	Digital Pilot Tone
Frequency Response	20Hz-20kHz
SNR	≤0.5%
THD	≥50dB
Audio Output	Balanced & Mixed Output
Sensitivity	≤-100dBm
Input Voltage	12V DC/2A

Frequency Range	640MHz-690MHz
Selectable Channels	200个
Frequency Synthesis	PLL Phase-Locked Loop
Harmonic Suppression	-30dB
Modulation	FM
Frequency Synchronization	Infrared Sync (IR)
Max. Frequency Deviation	+-45kHz
RF Output Power	3mW-30mW
Microphone Capsule	Dynamic, Cardioid
Power Supply	2×AA Batteries
Battery Life	≈8 hours

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About CF-AUDIO

Guangzhou CF Audio Manufacture Co., Ltd., also known as CF Audio, is a leading enterprise in professional audio, specializing in R&D, design, production, and service.

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China Mainland Headquarters

ADD: No. 15-17, Wangang Road, Hualong Town, Panyu District, Guangzhou

Phone: +86 186-6506-1112

Tel: +86 020-8455-8181

Website: www.cfaudio-pro.com

E-mail: Jackzhang@cfaudiopro.com

Vietnam Distributor

LQS GROUP COMPANY LIMITED

ADD: C08-19, Geleximco Urban, Le Trong Tan Street, Duong Noi Ward, Ha Dong District, Ha Noi City

Email : info@lqs.vn

Website: www.lqs.vn

Tel: +84 0922 232 232

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NOTICE: Due to the development of the enterprise and product updates, We keep the rightsfor any changes without notice, thanks for your attention.

CONTACT US

ADD: No. 15-17, Wangang Road, Hualong Town, Panyu District, Guangzhou City, Guangdong, China.

TEL: +86 020-84558181 186-6506-1112

E-MAIL: 185373472@qq.com

Vietnam Distributor

LQS GROUP COMPANY LIMITED

ADD: C08-19, Geleximco Urban, Le Trong Tan Street, Duong Noi Ward, Ha Dong District, Ha Noi City

Email : info@lqs.vn

Website: www.lqs.vn

Tel: +84 0922 232 232

USM-25 UHF True Diversity Wireless Handheld Microphone System

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