UHF Cordless Microphone System for KTV with Recharging Battery System

AT-8260  Professional UHF Cordless Microphone for Karaoke with recharging battery



Features:
*Wide UHF 600-900MHz frequency, 200 selectable channels
*Flexible, simple and convenient to operate
*Advanced digital PLL to ensure the unit in high stability and wide frequency response
*LCD display screen
*MCU intelligent control enhances the system status, analyses signals and blocks noises to make the sound perfect 
*Dual sound effect compress and expand function offer higher S/N ratio and larger dynamic range
*Multiple squelch control circuit helps to get rid of the external interference
*Unique design, powerful dynamic and wide frequency response are the perfect choice for KTV, live performance and other occasions
System



Specification
*Frequency Range: UHF 600-900MHz
*Modulation: PLL
*Adjustable Range: 50MHz
*Channel: 2x100
*Frequency Interval: 250KHz
*Frequency Stability: within ±0.005%
*Dynamic Range: 100dB
*Maximum Frequency Deviation: ±45KHz
*Frequency Response: 80Hz-180KHz ±3dB
*S/N: >105dB
*T.H.D: <=0.5%

 
Receiver Specification
*Receiver Mode: Double Conversion Superheterodyne
*Intermediate Frequency: First: 110MHz, Second: 10.7MHz
*Wireless Interface:BNC/50WΩ
*Sensitivity: 12dBμV(80dBS/N)
*Sensitivity Adjustable range: 12-32dBμV
*Spur Suppression: >=75dB
*Maximum Output Level: +10dBV

 
Transmitter Specification
*Antenna Mode: Backpack transmitter equips with 1/4 wave whip antenna, handheld microphone equips with built-in helical antenna
*Output Power: High: 30mW, Low: 3mW
*Spur Suppression: -60dB
*Power Supply: 2x1.5V AA battery
*Battery Life: less than 10 hours (30mW), less than 15 hours (2mW)