Russound PRO-12 HP Impedance Matching 12 Pair Speaker Selector in Black Subwoofers Parasound Halo A21+ Two Channel

Parasound Halo A21+ Two Channel Amplifier Specifications:

Once moulded

it's clever design and high quality internal components means that it is also a low heat amplifier - meaning that if you don't like Class D electronics (sometimes a purely personal preference amongst audiophiles)

Available in finishes to match other Bluesound products

Compact chassis

Russound PRO-12 HP Impedance Matching 12 Pair Speaker Selector in Black Subwoofers Parasound Halo A21+ Two ChannelThe PRO 12HP is a robust, efficient dual source speaker selector for up to 12 pairs of speakers. Designed for demanding applications, this high quality speaker selector features a low frequency protection circuit to reduce subsonic signals. This allows higher power operation without amplifier shutdown. An A B switch on the front panel allows you to power all your speakers with either of two source amplifiers. The PRO 12HP is designed for use with