The TOA Electronics P-912MK2 120 Watt Single-Channel Modular Power Amplifier is widely recognized as the industry standard in installed sound system amplification. When reliability and performance are critical - such as in paging and music distribution for airport, hospital and industrial sound systems - you can count on the TOA 900 Series to perform consistently, day-in and day-out.The P-912MK2 120 Watt Amplifier is engineered for high performance with wide frequency response, very low noise and distortion and excellent output regulation. A single module slot allows you to easily configure custom configurations using TOA plug-in modules with an extensive array of features and connector types. Outputs include transformer- isolated 25 V, 70 V and 8 ohm plus a direct low-impedance mode if non-transformer operation is required. Other features include a direct input, selectable input sensitivity, low-cut switch and protection circuitry.