Helix U 10A - Active Subwoofer Enclosure Centre Speakers and have used for decades

and have used for decades

Critical listening sessions—totalling hundreds of hours—were held to confirm the results

Damping factor 47 (8 Ohms)

The ultra-versatile Hertz Mille ML Power 5 Amplifier (100 W x 4 + 550 W 2 Ω) provides the ability to drive a Mille system including the subwoofer

Helix U 10A - Active Subwoofer Enclosure Centre Speakers and have used for decadesIf mounting space in the vehicle is scarce and existing car hifi systems badly need the "extra kick" in the low frequency range without great effort, the new HELIX active subwoofer U 10A are the right choice. Driven by powerful, integrated Class AB amplifiers with 180 W RMS, the heavy duty drivers with their rock solid aluminium cones and heat resistant voice coils easily transform the amplifier power into punchy bass. Thanks to comprehensive setting