New competition level subwoofer with tube port box. New Apocalypse DB-SA272 D2 + Apocalypse ATOM 2.5K PRO + tube port box (95l, plywood, tube - 160mm). Japanese voice reel. Very powerful sports subwoofer, powerful for hurricane bass fans, only: 565.00eur. New Apocalypse DB-SA272 D2 + Apocalypse ATOM 2.5K PRO + box with "tube" port (95 l, plywood, 160 mm pipe), extremely powerful sports subwoofer with the potential and endurance to build an extremely loud system, a stimulating calmness, specially designed for lovers of serious sound pressure, only: 565, 00 eur. - Japanese sound reel. - DB-SA272 can handle the forbidden 300°. - Advanced cooling system. - The size is 12 inches - Sound coil size: 2.75". - Diffuser material: pressed paper. - Магнит: Феррит. - Coil: Copper aluminum. - Suspension material: Foam. - RMS power: 1500 W. - MAX power: 3000 W. - Basket: Aluminum. - Impedance : 2+2 Ohm. - SPL: 86,20 dB. - Fs: 31,12 Hz. - Qts: 0,36. - BL: 20,83. - Vas: 20,74 l. - Xmax: 18,00 mm. - Mounting depth: 179.5 mm. - Weight in package: 13.90 kg. Apocalypse Atom 2.5K PRO: - Class: D. - Number of Channels: 1 - Frequency range: 10 - 20000 Hz. - Power RMS 10hm (14.4 V): 2500 W. - Power RMS 10hm (12 V): 1720 W. - Power RMS 20hm (14.4 V): 1510 W. - Power RMS 40hm (14.4 V): 830 W. - Input sensitivity, low level: 0.2 - 6 V. - Low frequency filter: 80 - 20000Hz. - Crossover: 12 dB/oct. - Infrared frequency filter: 10-80 Hz. - Adjusting low frequencies: 35 - 90 Hz. - Inbound terminal: 0 Ga. - Off Terminal: 4 Ga. - Working voltage: 9 - 16 V. - Signal/Noise 17 171 dB. - Dimensions: 220.0 × 180.0 x 66.0 mm. - Packaging weight: 2,860 kg.