The TS-770 is a Central unit for TOA Conference system, of which compact design makes it easy to install and store. Use of its line connection terminals permits connections to the conference units of TS-771, TS-772, and TS-775, making up a conference system. Upto 3 Central units can be connected.

• Good coverage
• Up to 70 units can be attached
• System expandable to 210 units by connection of 3 Central Units
• Connect are cording device for high-quality audio recording of conferences
• Test function allows connections to be accurately verified
• Remote Interface Unit facilitates conference calls
• Features microphone volume control, AUX volume control and line volume control
• Speaker restriction function