The Infinity Reference 475a is a 4-Channel Full Range Amplifier capable of driving 2 sets of speakers. It has a built in 12db variable electronic crossover as well as a variable bass boost of 0 to 6db at 50Hz. The amplifier can drive four channels at 2 ohms with 90 Watts RMS. It can also be configured to drive two channels at 4 ohms with 180 Watts of power. The amplifier has a very attractive low profile. This amplifier comes with a one year parts and labor warranty. Infinity Systems is a leader in loudspeaker design for both car and home speaker systems and is part of Harman International.
- 4-Channel full-range amplifier with on-board electronic crossover and variable bass boost
- 12dB variable bass boost circuit is provided to optimize the low frequency performance of your system
- Variable 12dB per octave electronic crossover allows you to optimize system tuning based on speakers and location
- Full-range preamp outputs facilitate use of multiple amplifiers without the need for adapters or signal splitters
- One-year warranty