Features : NEWST MODEL 2023 ( Bảo đảm không bị hú )

• Dual wireless microphones with one receiver.
• Long battery life with booster battery function, can keep up 6-10 hours and will not affect the stability even when battery is low.
• Special circuit designed to cut of sound completely when dropping to avoid loud feedback from speakers.
• Approximate working distance is 300 ft.
• Energy saving with ECO-MODE
• Automatic transferring to energy saving mode after 5 minute unused.
• Automatic shutting down after 30 minutes unused to avoid over heat and save energy.
• Super strong dynamic tracing ability providing a perfect sound regardless far or near distance.
• Anti-interference ability with new digital pilot technology to avoid string frequency when many microphones being used.
• Easy install, IR auto frequency pick up, and high receiving sensitivity to provide a perfect sound for any KTV bars, karaoke rooms, classrooms, concerts, meeting rooms and etc.

General Specification :

• XLR and ¼" output connectors
• Microprocessor-controlled internal antenna diversity
• Frequency range : 640-690 MHZ
• Adjustable channel number : 100x2
• Oscillation mode: Phase-locked loop (PLL) frequency synthesis
• Frequency stability: Plus or minus 10 PPM
• Reception mode: Secondary super heterodyne frequency conversion
• Pilot way: Simulation of pilot
• Receiving sensitivity: -95 -95DBM
• Frequency ring tone: 40-18000 hz
• Adjustable output level
• LCD display with detailed RF and audio metering
• Harmonic distortion: 0.5% or less
• Signal to noise ratio:110 db or higher
• Audio Output: Equilibrium output and mixed output
• Transmission power: 3-30mw
• Modulation mode: Frequency modulation (FM)
• Battery: AA battery
• Power supply : 100-240V
• Power consumption: 10W or less

Handheld LCD Display:

• Low Transmission Power Status (5mW)
• High Transmission Power Status (10mw)
• Frequency Display (MHz units)
• Battery Status Display
• LCD Display Display Frequency Battery Status
• IR Port
• Battery Tray
• Transmission Power level and frequency setting LCD panel instructions
• Currently Using Power
• Currently Using Frequency
• Battery Status Display
• Antenna
• LED indicator LED indicator display work on or off, low voltage

The whole system specification :

• Channel: 2x100 channels

• Frequency range : 640-690 Mhz

• Band width: <200KHz

• Frequency response: 60Hz -15KHz

• Dynamic range: >100dB

• T.H.D <0.5%

• S/N ratio: >90 dB

• Valid distance: >50 m

• Rack-Mountable (brackets included)

Transmitter :

• Transmission power: 10 mW/ 5mW

• Oscillation mode: PLL

• Image control: >50 dB

• Adjust frequency deviation: <75 KHz

• Channel switch mode: coding switch

• Power: DC 2.4 -4.8 V

Receiver :

• Sensitivity: 2. 0uV

• Oscillation mode: PLL

• S/N ration: >90 dB

• Distortion: <0.5%

• Output: 2x balance and 1x6.35 mm mixed

• Power AC 100-240 V

• DC 12-14 V

Package Includes :

• UHF-628 receiver

• Wireless microphone x 2

• Power adapter

• Audio Cable

• User guide

• 2 Antennas

• AA Battery x 4

FULL 1 YEAR WARRANTY

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