The UNI-PDS-AUD combines the universal PDS-PLUS-W mount with a universal short-throw projector wall mount and powerful stereo audio system. It extends 7 - 27 in. from the wall or up to 67 in. when used with an optional arm extension. It does not require a stud located in the center of the whiteboard or screen and mounts to dual studs at 16, 18 or 24 in. spacing. The included Compact Power Amplifier, CPA-50, powers the speakers and supports multiple stereo inputs for connecting to a projector, microphone and other sound sources.- Slotted mounting base with six interchangeable legs (four long and two short) to reach wider mounting points- Multiple audio inputs, including a line-level microphone input- Patent-pending GearBox enclosure securely stores the CPA-50 amplifier and third-party devices such as microphone receivers and network adapters- Acoustically balanced two-way speaker system includes two speakers, each with a 5.25 in. woofer and directional one in. tweeter- Integrated energy-efficient 50 watt compact power amplifier- Extends 27 in. from the wall