SB16-Ultra features a massive 16" Ultra driver with astonishing 8" edge wound voice coil, a stunningly powerful 1,500 watts continuous, 5,000+ watts peak power Sledge amplifier with fully discrete MOSFET output and an innovative subwoofer control and DSP smartphone app with custom presets for precise tuning. The ultimate sealed box subwoofer.

• Bass power you'll hear and feel: Enjoy immersive sound  that can rock a large home theater, but also offers easy ways to fine-tune the sound for any room.
• Get in control with an innovative new app: Compatible with Apple and Android platforms, the innovative SB16-Ultra smartphone app unleashes the full depth, force and nuance of the world’s finest subwoofer.
• Acoustically inert and rigidly braced cabinet: The highly reinforced internal design eliminates any chance of coloration or resonance from the cabinet, even when the deepest low frequencies are played at reference sound pressure levels.

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Product highlights:

• frequency response: 16-460 Hz (±3 dB)
• built-in Class D amplifier delivers 1500 watts RMS of continuous power (5000 watts peak dynamic power)
• Active PFC (Power Factor Correction) ensures the cleanest 1500W output regardless of your home mains supply
• 16" fiberglass resin composite cone with cast aluminum basket for extreme performance and reliability
• 8" diameter, high-power edge-wound voice coil
• robust MDF cabinet construction with double-thickness front baffle and reinforced bracing to support the massive drive unit and ensure an acoustically inert environment
• acoustic suspension (sealed) cabinet design
• high-resolution 50MHz Analog Devices Audio DSP with 56-bit filtering for ultra-precise audio reproduction
• continuously variable low-pass crossover (30-200 Hz, with selectable 6dB, 12dB, 18dB, or 24dB/octave filter settings, and a disable/LFE setting)
• 3 digital parametric EQ filters with adjustable frequency, cut/boost, and Q values
• Room Gain Compensation lets you compensate for the increase in low frequency sound as room size decreases
• variable phase control (0-180°)
• 3 bass response presets (Movie, Music, Custom)
• convenient front-mounted display with subwoofer controls and 8-digit LED display
• remote control
• subwoofer control and bass management smartphone app for Apple® and Android® devices
• unbalanced RCA and balanced XLR line-level/LFE inputs
• unbalanced RCA and balanced XLR line outputs
• 3V-12V trigger input for turning the subwoofer on/off from another component, like an A/V receiver or pre-pro
• main power on/off switch
• detachable power cord
• protective non-resonant steel mesh grille
• black oak wood veneer finish
• 19-1/2"W x 20"H x 20-1/8"D
• weight: 122 lbs.
• warranty: 5 years
• Our 60-day money-back guarantee
• MFR # SB16-Ultra PBG