ZX is pure KICKER power, ultimately developed to fuse with KICKER subwoofers and speakers for an incredible musical experience in any vehicle. But ZX power can be used with any gear in any installation - there"s an option for every need.A sub amp choice for every need - ZX.1 mono subwoofer amplifiers provide the muscle for absurd bass in every vehicle. There"s a mono-channel amp for any system.