Best Csma280 Deals of Nov 2026

Updated November 9, 2026Our site contains affiliate links for which we may be compensated.
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JBL

JBL CSMA280 Commercial/Restaurant Amplifier Amp+(8) White 5.25" Wall Speakers

Package Includes: (1) JBI CSMA280 Commercial/Restaurant 2 x 80w Amplifier 4ohm/8ohm/70V/100V, 8 inputs. (4) Pair RockvilIe WET-7020W 5.25" 70V Commercial Indoor/Outdoor Wall Speakers in White. Features: JBI CSMA280 Commercial/Restaurant 2 x 80w Amplifier 4ohm/8ohm/70V/100V and 8 inputs. For Commercial and Industrial Use. 80W into 8 or 4 Ohm Loads. 10W Per Channel. 8 Input Channels, 2 Output Channel. Usable with 70 & 100V Systems. Euroblock Mic/Line & RCA Inputs
Hi-Z & 27V Phantom Power Switches. Sleep Mode & 2 Auxiliary Outputs. Voice Activated Ducking & Priority Mute. Specifications: Maximum Output Power: 800 W per channel into 4 Ohms or 8 Ohms, 1 kHz, 0.5% THD. Insertion Loss: 1 dB maximum for 70 and 100 V outputs. Continuous Power: 10 W per channel. Line Output Level: 5.0 V RMS into 10 kOhms. Input Sensitivity: To obtain full rated power at 8 Ohms (or 5 VRMS to line output). Mic Input: 3 mV RMS. Line Input: 775 mV RMS. RCA Input: 300 mV RMS
Number of Channels: Input: 8, Output: 2. Frequency Response: Measured at 2.83 V RMS into rated load impedance at any output. 4/8 Ohms Output: 20 Hz - 20 kHz, 2 dB. 70 V/100 V Outputs: 80 Hz - 15 kHz 2 dB. Line Out: 20 Hz - 20 kHz, 1 dB. Total Harmonic Distortion (THD): Measured at 2.83 V RMS into rated load impedance at any output. Power Amplifier Output: <0.5%, 20 Hz to 20 kHz. Line Output: 0.05% typical. Signal to Noise Ratio: > 90 dB
Nominal Input Impedance: Mic: 400 Ohms. Line: 20 kOhms (balanced). RCA: 50 kOhms. Minimum Load Impedance: Low Impedance Output: 4 Ohms. 70 V Output: 120 Ohms. 100 V Output: 240 Ohms. Crosstalk: -70 dB @ 1 kHz. Controls: Front Panel: 8 x Input level rotary knobs. 2 x Output volume-attenuating knobs. 1 x Power switch. 2 x Bass potentiometers. 2 x Treble potentiometers. Rear Panel: 2 x Input-routing dip switches (including phantom and Hi-Z switches). 8 x Mic/Line selector switch
2 x Vox adjustment switches. Indicators: Front Panel: 8 x Input signal presence ring, green. 2 x Output volume ring, green. 1 x Power switch ring, green/blue. Connectors: Rear Panel: 1 x IEC power input. 2 x Aux out connection points. 6 x 3-pin euroblock connectors. 6 x 3-pin euroblock connectors. 2 x 5-pin euroblock connectors. 6 x Dual RCA input connectors. 2 x RJ45, remote volume. Operating Temperature / Humidity: 32 to 95F / 0 to 35C, 95% RH (non-condensing)
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2 Csma280 deals are available from: Amazon, starting from $567.99.

The biggest discount we found is 35% on JBL Professional CSMA280 Commercial Series Two-Channel 80-Watt Powered Audio Mixer/Amplifier (CSMA280) at Amazon.

The lowest price we found is $567.99 while the highest is $992.79. Prices for the best Csma280 deals average at $780.39.