Product Name:Four Channel Wireless Microphones
Model : IU-4013
brand Name: ICM
Warranty : 12 Month
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Advanced Acoustic Technology Corp. professionally manufactures Wireless Microphones
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Excellent range and sound
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It is the Suitable for Karaoke School Teaching Speak performance and Other more
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Main features:

Carrier Frequency: 630-668 MHz (within Legal NZ Frequency)

Adopting UHF band and PLL phase locking circuit, it has stable characteristics and low harmonic radiation.

Frequency grouping design, preset multiple compatible frequencies.

Large LCD functional operation display screen.

International EIA standard 1U chassis, equipped with rack installation kit.

Integrated antenna distributor can effectively reduce the mutual radiation interference of antennas.

Each channel has an independent balanced output interface.

IR Automatic Frequency Counter Function

Mute control circuit for murmur and code locking.

Oscillation mode: PLL phase locked frequency synthesis
Modulation mode: FM modulation

Radio Frequency Sensitivity: S/N > 80 dB when 6 dB uV is input

Scope of work: 60 meters in straight line distance. Note: The actual range depends on RF signal absorption, reflection and interference.

Silence Control Mode: Voice and Noise Locking
Comprehensive Frequency Response: 50Hz-18KHz (+3dB)
Comprehensive T.H.D.:<0.5%@ 1KHz
Panel display: LCD + LED
Dimension (mm): 410 (L) x44 (H) x210 (D)
Weight (kg): 1.6 kg

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Component
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1 x receiver
4 x transmitter
4 x Mini 3 Pin XLR Headsets Microphone (P-25)
8 x 1.5V batteries
1 x 1/4 in audio connecting cable
2 x antenna
1 x user's manual
1 x DC 14V power supply