Light Grey Acoustic Carpet. Car Specific Bluetooth Add-on. Facia Plates’n’ Kits. Fuse & Circuit Breakers. Stereo Specific ISO Harnesses. Car Specific ISO Harnesses. Speaker Rings and Connectors. On all uk deliveries. Join our mailing list. To find out about all upcoming sales. Hertz Uno S300S4 30cm 12 Car Audio Stereo Speaker Subwoofer Sub Bass 300w. The30 cm (12) S 300 S4 car audio subwoofer, designed to obtain powerfuldeep bass in any installation, is the last addition to the Uno product range. Thanks to theefficiency of 89.5 dB, achieved using lightweight materials such as paper for the cone and high density foam for the suspension, the component provides the ability to easily reach high sound pressures in the car compartment. The exclusivepatented V-conesystem ensures maximum stiffness through wide excursions, thus obtaininglow undistorted frequencies at high volume. TheS 300 S4 is optimized for both reflex and sealed enclosures. Theresonance frequency is as low as 33 Hz, a particularly low value considering the speakers high efficiency. This figure proves the degree of commitment of the Hertz RD team to the project, aiming.. 30 cm (12&#####x2019;) S 300 S4 car audio subwoofer. Designed to obtain powerful&#######xA0. Deep bass in any installation. Is the last addition to the Uno product range. Efficiency of 89.5 dB. Achieved using lightweight materials such as paper for the cone and high density foam for the suspension, the component provides the ability to easily reach high sound pressures in the car compartment. &#######xA0;system ensures maximum stiffness through wide excursions, thus obtaining&#######xA0. Low undistorted frequencies at high volume. &#######xA0;S 300 S4 is optimized for both reflex and sealed enclosures. Resonance frequency is as low as 33 Hz. &#######xA0;a particularly low value considering the speaker&#####x2019;s high efficiency. This figure proves the degree of commitment of the Hertz R&D team to the project, aiming at maximizing the output quality and level. A pre-assembled gasket in ABS refines the product&#####x2019;s cosmetics ensuring an appealing look once installed. V-cone&#######xAE; with pressed paper membrane for maximum lightness. High excursion foam surround combining high sensitivity and deep&#######xA0;bass response. Pure copper voice coil, wound on aluminium former, for exceptional&#######xA0;thermal and mechanical capacity. FEM refined motor structure employing low-carbon content steel&#######xA0;and high-density flux ferrite magnet. Designed to be used in small sealed or reflex box. ABS gasket provided for aesthetically pleasant installation. Size &#######xA0;mm in. Sensitivity &#######xA0;dB SPL. Voice coil &#######xD8; &#######xA0;mm in. X-mech &#######xA0;mm in. &#######xB1;15,1 (0.59). Does not apply, Does not apply, Does not apply, Does not apply. BootSpare Wheel RecessUnder Seat. Orders received weekdays (exc bank holidays) will be dispatched same day prior to 2pm. This is our order cut of for guaranteed same day dispatch. If you wish to amend your order, it maybe necessary to cancel your order so you can make the relevant changes and place a new order. Please note, that this is not possible if you place your order before 2pm weekdays, and request this after 2pm. We cannot guarantee the cancellation of your order but where possible, we will try to complete your request. They may also leave your order in a secure location; a secure location is normally somewhere the parcel cannot be seen from the roadside. 12in Vibe Pulse Car Audio Sub Subwoofer 350w RMS 1050w MAX PEAK Single 4Ohm. By Vibe 12in Edge EDB Car Audio Sub Subwoofer with amplifier amp wiring kit 600w. Edge 12in Active 750w MAX Subwoofer Sub Amplifier Bass Box Enclosure inc Amp Kit. 12in Vibe Pulse Car Audio Sub Subwoofer with amplifier amp wiring kit 1050w MAX.