Hifonics A800.4D ALPHA Compact 800 Watt 4-Channel Amplifier Speaker RMS Power Handling (watts)

Speaker RMS Power Handling (watts) 30

frequency response: 35-40

TONE CONTROL: Bass EQ

2 ohms: 200 watts x 4 chan

but you'll get your best results feeding them plenty of power from an outboard amp

Hifonics A800.4D ALPHA Compact 800 Watt 4-Channel Amplifier Speaker RMS Power Handling (watts)Weight 10 lbs Type Amplifier Brand Hifonics Series ALPHA Category Mobile Condition New Color Black Warranty 1 Year Compatible Vehicles Universal Amp Class Full Range Super D Class Amp Total Channels 4 Amp Max Power (watts) 800 Amp Power @ 2 Ohms (ch x watts) 4 x 200 Amp Power @ 4 Ohms (ch x watts) 4 x 100 Amp Mono Bridged @ 4 Ohms (ch x watts) 2 x 400 Amp Crossover 4CH 2CH: DUPE Full HPF, Bandbass: LPF Full HPF, Input Mode, Switched Amp Variable High