For sale is a single AR (Acoustic Research) Rock Partner stereo speaker in a unique triangular design. This compact and rugged speaker is ideal for both indoor and outdoor use, delivering solid stereo sound from one unit. Configuration: Single speaker with stereo output. ? What’s Included. 1x AR Rock Partner Single Stereo Speaker. This item is in used condition. It shows signs of cosmetic wear such as scratches or scuffs. Please note that the dust cover is broken (see picture 5 carefully). The unit has not been fully tested unless otherwise stated. Feel free to message us anytime. We’re happy to assist!