Output Power: - 300W RMS Per Channel @ 4 Ohms, 1kHz, 0.1% THD 200W RMS Per Channel @ 8 Ohms, 1kHz, 0.1% THD - Bridge Mode, Mono 600W RMS @ 8 Ohms, 1K Hz, 1% THD - Total Harmonic Distortion: Less Than 0.1% (20Hz - 20kHz @ 8 Ohms)- Class D - Frequency Response: (+/-01db, @rated output Power, 8 Ohms): 20Hz - 20K Hz - Slew Rate: 15V Per usec - Damping Factor: @ 8 Ohm: 300 - Impedance: 20 Ohms balanced / 10 Ohms unbalanced - Cooling System: 2 indivdual fans - Special Features: High/Low Pass Filter / Input Sensitivity Selector / Ground Lift Limiter - build in clip limiter - Input: XLR 3pin + Jack 6,3mm - output: Speaker + Binding post - Dimensions (LxWxH): 360 x 482 x 88mm 2-rack mount spaces - Weight: 33 lbs. / 15 Kgs.

Amplifiers for professional use fitted with strong front panels. Very versatile due to high power reserves and temperature controlled cooling fans. A robust construction suitable for heavy duty usage : DJ's, fixed installations and live performance.High power output and excellent sound qualityAutomatic clip limiter and Soft-Start functionProtected against short circuits, overload and heatSignal, clip and protect LED indicator on each channelStereo & bridged modeBlue LCD DisplayInnovative heatsink with temperature-controlled fansSuitable for 19" rack mounting (2U)Product colour: BlackOutput channels: 2Output power: RMS @ 4 Ohm per channel: 250WOutput power: RMS @ 8 Ohm per channel: 150WOutput power: RMS @ 8 Ohm bridged: 500WInput connections: 6.3mm Jack, XLR (3-pin)Output connections: NL-4Frequency response: 10Hz - 50.000HzCrosstalk: >70dBSignal-to-noise ratio: >90dBDamping Factor: >350Slew rate: 40V/uSInput sensitivity line: 775mV - 1.2VInput impedance: 20 kOhmPower supply: 220-240VAC 50HzDimensions (L x W x H): 482 x 88 x 330mm (19" x2U)19 Inch: YesWeight 8.3 kg

If you need a compact, high-powered amplifier that sums stereo signals into a mono output for paging, P.A. announcements and background music applications, the Denon Professional DN-280 is the ideal solution. With a space-saving, one-half rack space profile, the DN-280 features a microphone input for paging, a front panel 3.5mm (1/8-inch) AUX input and stereo analog inputs (summed to MONO) for signals from external playback devices such as an iPhone or stereo tuner.The amplifier handles a 4O load or 70V/100V speaker runs, perfect for multiple speaker setups in small retail stores or doctor’s offices. A cool-running, powerful Class D amplifier delivers 100 watts with 95dB, ensuring extremely clean performance under all conditions. The DN-280 has built-in short circuit protection and front-panel LED indicators for signal present, clipping status and thermal interruption.Class D 100W mono amplifierTrim one-half rackspace height - rackmountable or stand-aloneRemovable feet and option to mount two units together in a 1RU spacePaging microphone input with gain controlTone and master volume controlsRCA inputs (L/R stereo inputs summed to MONO)3.5mm (1/8”) AUX input70V/100V/4O Euroblock outputTotal Harmonic Distortion: 95dB (A-weighted)Damping Factor: >200 (1k 8O)Output Power: 60WConnectors(1) Euroblock channel output(1) Dual RCA input(1) XLR / TRS 1/4” (6.35mm) combination input(1) TRS 1/8” (3.5mm) auxiliary inpuInput SensitivityDual RCA input: 0+/-1dBvAuxiliary input: -10+/-1dBvCombination input: -30+/-1dBvInput Impedance: 20kO balanced or 10kO unbalancePower100V ~, 50/60Hz, 100W110–120V ~, 50/60Hz, 100W220–240V ~, 50/60Hz, 100WVoltage Gain: 40+0/-1dB (100V)Dimensions (width x depth x height): 7.9” x 10.7” x 1.7” (200 x 273 x 43mm)Weight: 5.3 lbs. (2.4kg)