Detailed Product Description

Equipped with three groups of 9P-DIN plugs for system connecting, normally it's workable for 50 units in each circuit

Digital display and working mode indicator lamp on the panel

Equipped with three buttons for choosing the working mode: mode/set/enter set

Support many kinds of conference mode, open mode, FIFO mode, and limit mode

A, open mode: all the delegates can give a speech freely

B, FIFO mode: first in , first out, first indicators , first offers

C, limit mode: MIC1-19 limit

D, optional president mode: special-purpose for chairmen unit mode and ordinary mode for choosing. special- purpose mode: only president's microphone could be opened, ordinary mode: press the PRI button on the chairman unit to clear the representative unit, but the representative unit can still open

E, optional prelude sound of the chairman unit

Build-in TELEPHONE COUPLEP for telephone conference

Build-in feedback inhibition circuit

Equipped with balanced circuit output socket, unbalanced circuit output socket and both sides circuit output socket for connecting other kinds of equipments