JBL, 4-Channel Marine Amplifier — 70 Watts RMS X 4 4 Channel Amplifiers The 315 can be pole-mounted

The 315 can be pole-mounted or used free-standing

no point comparing - there are no other fixtures in its class

Plus for rock-solid stability

Glass fiber weighs less than traditional materials

Minimal residue ensures long term reliability of sensitive lighting equipment

JBL, 4-Channel Marine Amplifier — 70 Watts RMS X 4 4 Channel Amplifiers The 315 can be pole-mountedSpecifications: Max Power: 1000W Peak RMS Power Output: @ 2100W x 4, <1% THD+N RMS Power Output: @ 470W x 4, <1% THD+N RMS Power Output: 4 Bridged200W x 2, <1% THD+N Signal to Noise Ratio: >85dB (ref 1W output @ 4) preamp: outputs fuse rating: 30A x 2 wiring and hardware not included with amplifier