Model ：MA-3800SD

Product Description:
1. Description: The series is hand-by-hand conference system with eight chips completely controled by digital intelligent technology.The high speed of CPU processing, perfect circuit design make high voice quality. Microphone units could automatically check the working situation. The system with Creative speech mode,Limited mode is a new multi-function conference system, fit for hotel, government, enterprise meeting hall. It is easy to operate.
2.Feature:
*High quality of circuit design with eight completely digital controlled chips.
*Inside RISC with high function CPU core to make the system stable and fast.
*Central unit with LCD screen.
*Three output channels and total 90 microphone units could be connected.
*Set of speech mode as FIFO,LIFO,Automatical speech, discussing speech, Chairman priority are equipped.
*Unique audio handling circuit to make the clearance for voice.
*Output for recording.*Outside speaker could be connected.
*Chairman with priority to control the meeting.
*Central units could be expanded to increase the total microphone units.
*Microphone units are supplied by central unit with voltage of 24V.

*Equipped with SD card slot and USB interface for conference recording and playing

Built-in microphone speaker female line volume controller

SPECIFICATIONS：
Power AC170V~240V/50Hz
Current Consumption 450mA
Chairman/Delegate unit interface DIN-8*3
Extension interface DIN-8*1
Sensitivity -55dB
Input Aux in*1
Output Aux out*1
Frequency response 100Hz-13.5kHz
Snr 70dB
Weight 3.7KG
Color Silver grey
L*W*H 480*260*66mm