Professional audio Active line array speaker system VX series with Neodymium components is high quality, nice sound and very good price, both can be passive or active line array speaker:
VX918S (SUBWOOFER)
System Type 18"subwoofer
Frequency Range(-10dB) 31Hz-220Hz
Frequency Response(±3dB) 34Hz-200Hz
Input Connection Modes Switchable,+1/-1 or +2/-2
Recommended Crossover
Frequencies 80Hz,24dB/octave HPF; 80Hz,24dB/octave LPF
Power Rating
(Continuous/Program/Peak) 400W/800W/1600W
Maximinal SPL 130dB SPL peak
Sensitivity(1w@1m) 98dB SPL
LF Driver 1×18"(457mm) Neodymium woofer
Nominal Impedance 8Ω
Mounting Top mounted M20 threaded socket for optional pole
Suspension/Mounting Top mounted M20 threaded socket for optional pole
Enclosure Rectangular,18mm,12-ply birch plywood
Finish Black polyester finish
Grille Powder coated,12-gauge perforated steel
Dimensions(H×W×D) 508mm×597mm×749mm;(20.0in×23.5in×29.5in)
Net Weight 38kg(83lb)
Optional Accessories Heavy-dury pole VX Array Frame
VX932LA
System Type 12" two way, line array loudspeaker system
Frequency Range(-10dB) 55Hz-19.5kHz
Frequency Response(±3dB) 70Hz-19kHz
Coverage Pattern 100°×15° nominal(horizontal×vertical)
Crossover Model Bi-amp/passive, externally switchable
Crossover Frequency 1.3kHz
Power Rating
(Continuous/Program/Peak) Passive:400W/800W/1600W
Bi-amp LF:300W/600W/1200W
Bi-amp HF:100W/200W/400W
System Maximum SPL³ 133dB SPL peak(passive)
LF:130dB
HF:137dB
System Sensitivity(1w@1m) 101dB SPL (passive mode)
LF:99dB
HF:111dB
LF Driver 1×350mm(12") woofer with neodymium-magnet
HF Driver 1×350mm(12") woofer with neodymium-magnet
Nominal Impedance Passive:8Ω Bi-amp LF: 8ΩBi-amp HF: 8Ω
Enclosure 18mm,11-ply birch plywood
Suspension/Mounting Suspension requires optional VX line-array frame kit/10 eyebolt
Finish Black DuraFlex finish
Grille Power coated,black,16-gauge perforated steel
Input Connectors 2×NL4MP Speakon
Dimensions(H×W×D) 350mm×595mm×375mm
Net Weight 22kg (48.5lb)
Gross weight 25kg
Active Line Array Speaker box system