Autoformer with VC

2 Pair Speaker Selector The SDB-2.1 is a highly efficient dual-source speaker selector that controls two pairs of speakers. The front panel provides a separate volume control for each speaker pair, allowing you to adjust the volume in each room from one convenient location. With two amplifier inputs, the SDB-2.1 allows you to choose a separate program in each room. Each zone also has an on/off switch, which allows...

 6 Pair Speaker Selector The SDB-6.1 is a highly efficient dual-source speaker selector that controls up to six pairs of speakers. The front panel provides a separate volume control for each speaker pair, allowing you to adjust the volume in each room from one convenient location. With two amplifier inputs, the SDB-6.1 allows you to choose either program in each room. Each zone also has an on/off switch, which...