TOA TS-690 Conference System Central Unit


The TS-690 is a Central Unit for TOA Conference System, TS-690 Series. Use of its line connection terminals permits connections to the conference units of TS-691L & TS-692L, making up a complete conference system to meet your needs. With the use of an optional rack mounting bracket, it can be mounted in an EIA Standard equipment rack, occupying 2 unit sizes.