Hertz SP4.500 4-Channel 600W RMS Amplifier Add Power Harness or Power Harness and Radio T-Harness?:Add Fairing Power Harness and Radio T-Harness The dual-stage horn tweeter is

The dual-stage horn tweeter is mounted directly in the speaker adapter

Loud and clean

these horns feature a dual-stage geometry that produces far better sound

Water damage is the silent killer of great audio

What's in the Box:

Hertz SP4.500 4-Channel 600W RMS Amplifier Add Power Harness or Power Harness and Radio T-Harness?:Add Fairing Power Harness and Radio T-Harness The dual-stage horn tweeter isThe SP 4. 500 features Hertz ADC (Advanced D Class) output stage, achieving up to 87% efficiency and delivering impressive power ratings of 90 W x 4 (4) RMS or 300 W x 2 (4) RMS when bridged. Its ultra compact size of 192. 7 mm (7. 58 in.) x 130 mm (5. 1 in.) x 49 mm (1. 9 in.) makes it the perfect choice for motorcycle applications. See below for more Info, Features, Specs and Warranty