TR28B Passive New model double 18 inch 1800w subwoofer for disco ktv bar dj

Specification
System type：Dual 18-inch subwoofers
Frequency response：32Hz -250Hz（-10） 
Sensitivity (1 W/ 1 m)：100dB 
Nominal Impedance (Ω)：4 Ω
Rated power (W)：2000W
Bass unit：Ferrite, 2×18" woofer/ 125mm voice coil
Maximum sound pressure level (SPL)：133dB /139dB
Docking sockets：Professional NL4MP 4-pin socket 2pcs 1+1-
Size ( W×D×H )：1160×920×580（mm） 
Net weight of the product (k g)：122kg

Features
High-performance subwoofer designed for ground stacking applications.
It features a band-pass cabinet design with two 18" long-excursion LF drivers.
With the characteristics of high sound pressure level and frequency response width, it is very suitable for use in any large-scale sound reinforcement venue.
When using three or more TR28B subwoofers, they can be arranged in a cardioid array to reduce the number of speakers sound energy radiation from the rear
The efficient cabinet design produces very high sound pressure levels

Application
Large conference hall and multi-function hall
Theaters, auditoriums
Stadiums
Club and DISCO
Performing Arts Hall

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