Check the listing for details. ESX QL600.2 24V 2ch Class D Digital amplifier 600w RMS. Condition: New. Listed at 326.03 USD. ESX QL600.2 24V 2ch Class D Digital amplifier 600w RMS QL600.2 (24V) 2-channel Class D digital amplifier The compact QUANTUM QL amplifiers are technically the little brothers of the QUANTUM QE models. They are ideal for use where installation space is very limited. They are also emission-free and, like the large QE models, have the finest Class D technology on board, which leaves nothing to be desired in terms of performance, sound quality and setting options. The space-saving remote control is also included with the QL models. The 24V versions can be operated in trucks and coaches with a 24-volt on-board network. Characteristics Advanced Class D technology with very high efficiencySelected and audiophile-tuned componentsSolid aluminum heatsinkHeavy cast aluminum side panelsHigh-level inputs with Error Protection System (EPS) Automatic switch-on functionStart/Stop ReadyMOSFET PWM power supply3-way protection circuitCompact bass level remote controlTechnical data 2-channel Class D digital amplifier 2 x 175/300 Watt RMS @ 4/2 Ω 1 x 600 Watt RMS @ 4 Ω bridged HPF 10-500 Hz LPF 50-5000 Hz Bass Boost 0-12dB Bandpass function Dimensions 226 x 43 x 120 mm Efficiency up to 87%