Rockville APM10B 10" 400 Watt Powered/Active Studio Subwoofer Pro Reference Sub

Video of APM10B: Unboxing Video for APM10B: Features: Rockville APM10B 10" 400 Watt Active Studio Subwoofer in Black 200 Watt RMS Built-in Class D Amplifier Enclosure is made of top quality MDF wood. Our enclosure is not particleboard itis true high-grade MDF! The enclosure is 0.7” thick while the front board of itis a full 1.34” thickness to give you the ultimate best sound quality! Comes in 3 enclosure finish options Wood finish painted black. Wood finishpainted white. Wood finish with vinyl front board We use “baking paint” made for wood surface. It lasts long and is the best paintfor speakers! Beautiful finish is matte with a slight shine to it. Our designers spent a lotof time on the color to make it beautiful and elegant looking to improve theappearance of your studio or room The enclosure is built with the perfect amount of air space to maximize soundquality for a studio The front-firing port is built to the perfect spec to enhance the sound Class “D” Amplifier Circuitry with Auto-Switching Power Supply LED Power on/Stand-by Indicator on Rear Panel Rubber woofer surrounds increases sound quality and eliminates unwanteddistortions Computer Optimized Electronic Crossover Network filters out Highs and Mids. Front-Firing Port Shaped and Designed by Sound Engineers to Reduce PortTurbulence and Deliver Distortion Free Top Sound Quality! We developed the Most Optimized Magnet structure, Cone, and Cabinet Space thatReproduces the Sound to Play Back Exactly the Way it was Recorded! Specially Wound Voice Coils Produce Accurate Response along the Low FrequencySpectrum Distortion-Free Playback Even at Max Volume Listening! Very Clean Sound! Our factory uses the latest Precision Glue Machine (Over 500 meter Tunnel Oven).To put it in simple to understand terms; the glue on woofers is of the upmostimportance. If the glue does not hold up, the woofer is done. We use the latestmachinery to manufacture these woofers. The SPL of the woofer goes up when you use better glue and a better machine thesecure the glue in place Thick “Wadding” protects inside the subwoofer cabinet – Wadding is a white,artificial silk-like material that we put inside the subwoofer cabinet formultiple reasons. It helps to make the sound come out more clearly, and it alsoprotects all the parts inside the subwoofer. This material is also a fireretardant. This is unique to our subwoofers. Most other brands do not take thisstep due to the cost of the material, but it is a game changer! World-class top of the line audiophile grade components! We use STA309 for audioprocessing and STA516 for amplification. Owner’s Manual