1494 3858 Audio HiFi Amplifier Board Stereo Amplifier 24-32V 22x14,5x8cm Durable : Amplifier board on worn model thickened with heat sink Adopts design, more power, good sound quality and basic educational features! The amplifier parameters are thoroughly tested. Just connect two controls with power diagram The board is equipped with rectification, with a radiator, all you need is a power supply, and a preamplifier! Mono wiring: just plug the plug into the K1, K2 board to make it mono Operating voltage: double 32V (double AC30V or double AC32V recommended) 200-400W toroidal Specification: Operating voltage: double 32V (double AC30V or double AC32V recommended) 200-400W toroidal Amplifier chip: SanKen1494/3858 Channel Type: Dual Channel Stereo, Mono Mono output: 800 W. Dual channel output: 450 W 450 W. Impedance: 4 ohms / 8 discussions / 16 discussions Size: 22x14,5x8cm : 1 kg contains: 1 set of electric amplifier