Never used brand new Rockford Fosgate Punch P300-10 600W Peak (300W RMS) Class-D Amplified Single 10" Punch Series Subwoofer Subwoofer Features: 10" Punch Series Subwoofer Power Handling: Peak: 600 watts RMS: 300 watts Proprietary woofer optimized by Rockford Fosgate for this enclosure CEA-2031 Compliant Klippel Verified Proprietary spider venting/cooling technique StampCast basket with integrated spider venting High modulus Kevlar re-inforced paper-pulp cone Semi-flexible, PVC removable protective motor cover Multi-point high-temp/high-strength neck joint bonding technique Tall-profile VAST Santoprene surround for larger surface area Dual tear & fatigue resistant poly-cotton spider with woven tinsel leads Fatigue resistant and reduced strain "stitched on" flexible lead wire design Proprietary all metal, radially oriented compression input terminal assembly Optimized motor magnetics with extended pole and bumped vented backplate High temp 2" voice coil w/ spun-laced Nomex insulating re-inforcement collar Frequency response: 35-150 Hz Authorized Internet Dealer 1-year Manufacturer's Warranty General Enclosure Features: Rockford Fosgate Sealed Enclosure "Closed-loop" design ensures optimum performance between woofer, amplifier and enclosure Universal vehicle fitment 5/8" MDF Box material Covered with industrial heat activated vinyl Dimensions: 5-15/16"TD x 8-15/16"BD x 18"W x 13-5/16"H Amplifier Specifications: 300 Watt Class-D mono block CEA-2006 Compliant Remote bass level control included Intelligent auto turn on/off function Gain and bass boost control Built-in adjustable bass boost EQ Built-in 0°/180° phase switch Variable 50Hz to 200Hz @ 12dB/Octave Butterworth Removable Connector Power/Ground/Remote Thermal and over voltage protection High-efficiency, low current design Low-Level & High-Level Inputs Low-Level: 1 RCA Pair High-Level: Left/Right Summed Inputs 8 gauge power and ground wiring is recommended for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier. Fuse Rating: 15A x 2