2-channel Advanced Class-D amplifier with state-of-the-art amplifier technology and high-quality die-cast aluminum housing with removable cover. The integrated adjustment tool makes it easy to adjust the amplifier, even overhead or in tight spaces. Full performance in the smallest size with 2 x 85 W RMS at 4 Ω, 2 x 140 W RMS at 2 Ω, 1 x 285 W RMS 4 Ω bridged. Signal-to-noise ratio 88 dB, damping factor @ 4 Ω >40, ultra low THD+N 0.01% @ 10 W 1 kHz, high-pass active filter CH1/2: 25 - 250 Hz, low-pass active filter CH1/2: 25 - 250 Hz, auto-sense on function (SIG / DC), switchable audio input signal on CH1-4, gain 0. 45 V - 6 V, adjustable high-level input voltage 1 - 15 V | 15 - 40 V, adjustable high-level input resistance 10| 150 | 600 Ω, 4 x audio input (high & low level), variable mounting feet, detachable connection plugs for power and audio signal cables, smart dimensions (LxWxH) 110 x 85 x 45 mm.