Modular design, high integration, stable and reliable performance.

Six specifications of 1-way, 2-way, 4-way, 8-way, 16-way and 32-way.

Single-mode single-fiber, transmission distance 0-20KM. 

The power consumption range < 6W for 1-8-way phones,  < 25W for multi-way phones and multi-function phones. 

Support caller ID.