18 inch subwoofer S118 Nano carbon fiber bass speaker 18inch 1000 watt

Item specifics

Neodymium magnetic coaxial	D-400S	D-300	S-118
Rated power	500W rated	400W rated	900W Rated
Impedance	8Ω	8Ω	8Ω
Frequency response	50Hz-20KHz 1M/1W	55Hz-20KHz 1M/1W	32Hz-600Hz 1M/1W
Sensitivity	101dB	99dB	99dB
Maximum sound pressure	130dB	128dB	130dB
Nominal coverage angle	80° × 80°	80° × 80°	80° × 80°
Unit structure	1X15' bass 1X3' treble	1X12' bass 1X3' treble	1X18' Bass
Crossover point	2100Hz, with perfect phase response	2100Hz, with perfect phase response	/
Hanging parts	16 M8 screw hanging point	16 M8 screw hanging point	16 M8 screw hanging point
Connectors	Two 4-core SPEAKON sockets 1+1-INDOOR	Two 4-core SPEAKON sockets 1+1-INDOOR	Two 4-core SPEAKON sockets 1+1-INDOOR
Indoor Use	Applicable	Applicable	Applicable
Wood case	15mm plywood	15mm plywood	15mm plywood
Waterproof and scratch resistant coating Material	polyurea	polyurea	polyurea
Size (W x D x H)	500X500X520MM	400X400X420MM	650X560X700MM
Net weight	18KG	13KG	29KG
Recommended high pass filter	50 Hz full frequency (24 dB/oc	50 Hz full frequency (24 dB/oc