It may be deceivingly small but the DALI E-9 F subwoofer can punch well above its weight. If you need a subwoofer thats not going to dominate your room but yearn for an extra dimension to your movies then the E-9 F is an excellent choice. DALI have included high-grade components with an aluminium bass driver & 170 watt class-D amplification on board & finished in three stunning colours.