IDOLPRO UHF-668 is new generation wireless microphone that uses the latest UHF wireless technology. It is the most advanced and customizable wireless microphone system we have to offer with 4 wireless handhelds. If you are looking for a reliable, affordable and high quality wireless microphone set to use for any type of events or parties, UHF-668 is a perfect match. Works great for schools, churches, temples, concerts, indoor/outdoor events or home karaoke.

Features:

• Four channel Diversity
• LCD display frequency, battery status, transmission power
• Battery status display
• Long battery life
• Uni-Directional condenser element.
• Superb Isolation and Unsurpassed
• Tone control quelch
• LCD Display
• IR Port
• Set Automatic frequency scanning
• Set Automatic transmitter setup
• Transmitter battery status
• Frequency Display (MHZ units)
• Antenna Status
• Volume Control CH1,CH2,CH3 CH4
• Noise Absorption
• Working distance at least 100 meters.
• Super strong dynamic with a new audio circuit structure providing a perfect sound regardless far or near distance.
• New digital pilot technology to avoid string frequency when many microphones being used.
• High receiving sensitivity to provide a perfect sound for any KTV bar, classroom, concert, meeting room and etc.
• Mute circuit design will eliminate turning on and off the microphone and avoiding loud feedback from speaker.
• Dimension(mm):
• shipping weight: 20 lbs

Receiver's Parameter:

• Mode of oscillation: PLL synthesized
• Frequency Range : 500MHz -590MHz
• Frequency Stability: ą0.001%
• Maximum frequency deviation: ą30KHz
• Modulation System: FM
• Signal to Noise Ratio: >60dB
• Distortion Factor: <0.5% @1KHz
• Sensitivity: 1.2?UV@S/N=12dB
• Audio Output: Independent 0-400mV, Mixed Style 0-300mV
• Power Supply 12-17V

Emitter's Parameters

• Power Supply: Built-In 3.7V lithium battery
• Power Consumption: 100mA
• Carrier Frequency: UHF 500 MHz
• Adjacent frequency Interference Ratio: >80dB
• Dynamic Range: >=100dB
• Typer : Condenser
• Polarity Mod: Unidirectional
• Frequency Response: 40Hz-20KHz
• Sensitivity: -43±3dB@1KHz
• Power: 10mW

Package Includes:

• UHF-668 Receiver
• 4x Handheld Microphones
• 8x Batteries
• 4x Antenna
• Microphone Cable
• AC/DC Power Adapter
• Manual