4) New Boss R43 4" 400W 3 Way Car Audio Coaxial Stereo Speakers 2 PAIRS Chaos New Boss R43 400 Watt 3 Way Car Speakers (2 Pairs) 200 Watt MAX (400 Watt per 4 Speakers) Poly Injection Cone Material Voice Coil Material: Aluminum Impdance: 4 Ohm