Here at CarAudioCentre we offer a professional and reputable fitting service in all our stores. For all fitting enquiries and bookings please visit or call one of our nationwide stores. Our fitters can install your new car stereo, DAB radio, audio visual, speakers, subwoofers or amplifier. We can also help to connect your iPod or MP3 player to you existing audio unit and can offer the best advice on the right in-car entertainment for your vehicle, to further this more we also offer a total 100% custom installation service for demo and show vehicles. So if you have an idea come on in and run it past us, the possibilities are endless and we are never too busy for an enthusiastic chat about our favourite subject.. 4" coaxial speaker system 160 watts peak directional tweeter - In Phase XTC10.2 Despite its diminutive 4” dimensions, the In Phase XTC 10.2 speaker system delivers 160 watts of peak power, and rich and pin-sharp sound even when positioned at the bottom of the door.. In Phase XTC10.2 10cm 160W 2-Way Speakers.