2 x 50 W at 4 W Hi-Fi professional power amplifier with < 1% less of distorsion. Switching power supply of high efficiency. Class D type amplification. Configurable through switches for add or divide stereo/mono, L/R channels, attenuation or gain signal with filters of low pass and high pass for use with horns or special speakers. 3 Input modes with priority: 1. DB-25 connector for connecting 10282 wireless peripherals. 2. Double RJ-25 telephone jack 6/6 connector for linking with other power stages 1020xx series. 3. RCA audio input connectors for signal line. DIN rail or wall mounting. Incorporates plug strips of high power and voltage. Finish: anodized aluminum.