DISCONTINUED - FOR REFERENCE ONLYIntroducing the VIBE Powerbox amplifier range: one range of amplifiers to power all!! VIBES desire was to create a perfectly structured amplifier line up that ensured that every one of VIBES speakers could be powered perfectly without compromise. The Powerbox range took the stylistic deigned heat sink to a new level with beautiful high gloss acrylic end plates: light bar illumination and a beautiful satin sliver finish to stand out from the crowd. The range of amplifiers includes stereo amplifiers: multi-channel amplifiers and of course for those who love bass: some great powered mono-block amplifiers. Using Class AB technology: the amps the stereo and multi-channel amps offer great power and Quality: with mono amps deliver excellent power and efficiency with Class D technology.  With both amps utilising high and  low pass filters and importantly having high level inputs to allow easy integration with OEM head units. Powerbox amplifiers bring  a  great  range  of  powers  and  usability  all  under one form: one range: one brand. • All new range of Powerbox Class D Mono-block bass amplifiers.• Extruded aluminium heat-sink provides superior heat dissipation and thermal performance.• On-board LPF / Subsonic active crossovers variable from 10Hz - 50Hz• Bass boost centred at 45Hz variable from 0dB - 6dB• High level input with Auto-Sense circuit allows the amplifier to turn on and off without the need for a separate remote turn on wire.Technical Specifications Model – POWERBOX500.1-V7 Configuration - Mono-block Dimensions (H x W x D) - 2” x 9” x 7.6” (50mm x 228mm x 194mm) RMS @ 4Ω Mono - 150 watts RMS @ 2Ω Mono - 300 watts RMS @ 1Ω Mono - 500 watts Maximum Power - 1000 watts Frequency Response - 20Hz - 20kHz Crossover Type - LP / Subsonic Crossover Range - 10Hz - 500Hz Topology - Class D