With the current selection 5 products are available
BT12
2-Way Speaker Selector Switch
Designed to allow the use of two pairs of speakers with one amplifier
BT913
Premium 4 - Way Speaker Selector Switch
Designed to allow the use of 4 pairs of speakers with 1 amplifier
BT25
3-Way Audio Video Input Control
Designed to connect up to three audio video devices to two outputs such asa TV and HI-FI