คุณสมบัติ

• Digital audio for good sound quality.
• Built-in hi-fi loudspeaker and pluggable microphone.
• Removeable gooseneck microphone with light ring indicator on microphone stem, light up red when microphone turn on.
• High sensitivity microphone.
• Good ability for resistance to Mobile interference.
• Chairman priority key ; could shut all the delegate unit.
• The chairman unit can be placed in any position in loop.
• The chairman unit quantity is unrestricted in the loop.
• The chairman unit is unrestricted by the limiting function.
• Speaking button and indicator lamp that can show and control the state of speech.
• Two groups of 3.5mm stereo sound output socket; can be used as speechsound input and earphone connection.
• Rotary volume control for adjusting built-in loudspeaker or headphone volume (when headphone connect).
• Daisy-Chain connection.
• Connecting cable 2.1m, 8P core line, convenient installation can increase efficiency.
• The power for units is supplied by the master controller.
• Reduce sound impact and wind shield.
• Metal microphone shell bottom.

Power Supply	DC 9V by Control unit
Power Consumption	80mA
Interface Type	8P-DIN
Earphone Output	3.5mm stereo jack
Installation	Desktop
Input Impedance	1 KΩ
Connection Mode	Daisy-Chain
Crosstalk Attenuation	>68 dB
Speaker Power	2W
Microphone Type	Condenser
Polar pattern	Ultra Cardioid
Frequency response	50Hz-17kHz
Signal-to-Noise Ratio	68dB(A-Wieght)
Sensitivity	-43 dBV/Pa
Length of Microphone	480mm
Color	Black
Diamensions	W190 x H71 x D125 mm
Weight	1Kg