ESX QL500.2 2channel Digital Class D Digital amplifier 500w RMS
2 x 150/250 Watt RMS @ 4/2 Ω. 1 x 500 Watt RMS @ 4 Ω bridged. 2-channel Class D digital amplifier. Heavy cast aluminum side panels. Technical data. The compact QUANTUM QL amplifiers are technically the little brothers of the QUANTUM QE models.