The new subwoofer from DALI features a 228.6mm woofer, capable of moving lots of air with power and precision. The cone is made from pure aluminium for maximum stiffness and a becoming exterior. Furthermore, the heavy magnet system wields a massive 4-layer, long-stroke voice coil. All in all, the heavy-duty abilities of this “motor system” ensure that the woofer always follows the signal from the amplifier At the heart of this subwoofer is the 170W RMS Class D amplifier with a highly linear response. Embracing a classic DALI trademark, it simply acts as a total low frequency extension of your AV system. The result is a powerful, well-balanced bass reproduction and flawless integration with your speakers. In addition, the integrated limiter helps protect your subwoofer against over-loading. The back plate of SUB E-9F features controls for volume adjustment, phase, and upper cut-off frequency, while the power onoff function works automatically via signal detection. And with the options for LFE or LINE inputs, this subwoofer easily accompanies any AV set up. SUB E-9F is elevated from the floor by cone shaped rubber feet, while a down-firing bass port allows positioning directly against the wall. The DALI SUB-9F is recommended as a compliment to the ZENSOR series and is compatible with all DALI loudspeakers as the perfect completion of a DALI surround set up.