The Bose® PowerMatch PM4500 configurable professional power amplifier provides concert-quality sound with a high level of scalability and configurability. The PM4500 offers multiple channel and power options, an integrated audio DSP, front panel interface and USB connection. Ethernet- equipped versions enable network configuration, control and monitoring. An expansion slot supports inputs from optional digital accessory cards. PowerMatch amplifiers utilize numerous Bose technologies to deliver an unprecedented combination of performance, efficiency and ease of installation—all in a reliable, proprietary design. Available in two versions, the PM4500 provides USB connection for single-unit setup and control using Bose ControlSpace® V3.0 or higher software. The PM4500N adds Ethernet connectivity for network control and monitoring of multiple “N” version amplifiers.