OSD Audio ATM-7 Multi Zone Amplifier 7 Channel Black Multi Zone Enable Mute

Sonance C4630 6-Zone / 4-Source Multi-Channel Audio Distribution Amplifier

BIAMP MXA300 - 6 Channel Multi Zone Audio Controller

OSD Audio Pre-1 High Definition Preamplifier Multi Source Select Phono Ready

Russound R1250MC 12 Channel Power Amplifier for Multi-Room 6 Zone Audio System

SpeakerCraft MZC-66 6 Zone Multi-Zone Amplifier Tested Working

HTD MC86 Multi-Source Multi-Zone Audio Controller

Crown COM-TECH 410 2-Channel Stereo Audio Amplifier (TESTED WORKING)