GOLD STANDARD IN CAR AUDIO. 10 ACTIVE UNDERSEAT SUBWOOFER 400 WATTS PHOENIX GOLD ZR10P BASS CAR AUDIO SUB. Award-Winning Brands at Amazing Value. The ZR10P is a 10-inch powerful compact subwoofer suitable for a variety of different vehicles. This powerful subwoofer will enhance your audio experience with pounding bass thanks to its 200W RMS (400W Max) output along with its 0-12db variable bass boost. The compact size of the sub is teamed with a durable aluminium casing to provide a strong rugged unit that can be installed in a variety of different locations including under vehicle seats to retain the interior space of a vehicle. Power: 200W RMS / 400W Max. Frequency Response: 20Hz – 150Hz. THD. ZR10P Technical Details. Power: 200W RMS / 400W Max. Frequency Response: 20Hz – 150Hz. THD. See our other items! Amplifier, Bass Box, Bass Roll. Boot, Spare Wheel Recess, Under Seat. WHAT OUR CUSTOMERS ARE SAYING ABOUT US. Item arrived as described. Phoenix Gold GX1200.6 1200W 6-Channel Class D Car Amplifier. Mercedes Sprinter 2007 to 2018 Brake Light Reversing Camera Echo Master PCAM-SBL. CONNECTS2 MINI ANL FUSE 150 AMP CAR AUDIO GOLD PLATED. Stinger Single 4GA/8GA to 4GA/8GA Input/Output, MAXI Fuse holder.