SY RSM4 Serial Matrix – RS232 Routing Module – Very Good

The SY RSM4 Serial Matrix is in very good condition, with minor cosmetic wear to the casing. There are visible scratches on the bottom and rear panel, but no dents, cracks, or functional damage. Unit has been handled professionally and remains fully operational.

This compact RS232 routing module supports multiple device control configurations in AV setups or automation systems. Built for reliability with robust I/O and flexible switching logic. Ideal for integrators or tech setups requiring solid serial management. No cables or accessories included.