A 600 CPU 

S every system host can connect 60 receiver unit, two serial output 

With working microphone limit switch at the same time, can be used to "vies to answer first game." 

Parallel to the audio output and 6.3 jack output interface 

Meeting audio output interface 

S rated voltage: AC220V plus or minus 10% 50 hz 

S frequency response: 20 hz - 20 KHZ 

S output impedance: REC: 200 

The LINE: 200 

BALANCE: 300 

NOBALANCE: 400 

S signal-to-noise ratio: 78 db (1 KHZ THD1 %) 

S size: 485 x220x44mm (19 "standard rack) international 

S net weight: 3.2 KG 

600 a. B, chairman of the unit/on behalf of the unit 

S microphone ON/OFF the long life, no noise light touch switch 

S the microphone opens, cartridge work red indicator light shine 

Chairman unit priority voice switch, may at any time to close all attend on behalf of the unit 

S type: capacitance 

S directivity: single directivity 

S frequency response: 60 hz - 16000 hz 

S: sensitivity - 47 + / - 3 db @ 1 KHZ 

S: input voltage 18 v (host unit power supply) 

S minimum output impedance: 1 k 

S signal-to-noise ratio: 68 db (A) 

S output socket: 8 p terminal block 

S data link: 2.1 m 8 p shielded wire 

S microphone net weight: 4.6 KG 

S attachment: wind sponge 

682 system function characteristic 

S each CPU can connect 60 receiver unit, 

Three road series output, add extension units Can be connected to 120 receiver unit. 

Restrictions on freedom of mode and mode selection switch, 

Optional M1, M3 and M6, M8 or free mode, in this kind of function, 

Chairman unit don't care about, even if the job has reached the preset phone number at the same time, 

Chairman of the unit also can work, also can be used for vies to answer first. 

Equipped with audio output, non equilibrium output and audio output interface. 

With the background music volume and the volume output regulator, 

High power amplifier, the regulator. 

Built-in phone coupling input and output ports, 

Can be used to remote telephone meeting according to the principle of communication 

The telephone communications two-way voice signal into the input, output, 

In order to control the meeting between the intercom can set the phone call and set aside.