MACKIE S518S ตู้ลำโพง 18" Passive Subwoofer 1200W

Loudspeakers are the voice of any PA and Mackie S500 Series Passive Loudspeakers provide the professional power and performance you want for your system.  Delivering class-leading power, S500 full-range loudspeakers are available from a highly-portable 2-way 12" all the way up to a dual 15" model that can handle up to 2400 watts of peak power. The sound quality is undeniably professional as S500 loudspeakers utilize high-quality components like custom-specified drivers and all-wood enclosures to deliver touring-quality sound in designs that are rugged and affordable. After all, there’s no reason you should sacrifice sound quality for just a few bucks.  With a chest-pounding subwoofer and a selection of full-range models, S500 Series Passive Loudspeakers easily outperform anything in their class.

Features:

• Class-leading power handling
  -  1800 watts peak
• 18" high-output woofer
• Rugged, professional PVC vinyl covered wood enclosures with protective edge bumpers
• Rugged, professional wood enclosure with high-durability, textured paintIntegrated low-pass filter focuses power to low frequencies for maximum punch
• NL4 and 1/4" input and thru connections for connecting multiple units on a single amp channel

Specifications:

• Type:  Subwoofer
• Frequency Range (-10 dB):  37 Hz - 220 kHz
• Sensitivity (1W @ 1m):  99.9 dB SPL
• Nominal Impedance:  8 ohms
• Power Handling:  
  -  450 watts continuous
  -  900 watts program
  -  1800 watts peak
• Internal Low Pass Filter:  120 Hz, 12 dB/octave 
• Transducers:
  -  Low Frequency:  18" / 457 mm woofer, vented
  Input Connectors:
  -  Two 1/4" TS jacks
  -  Two NL4 jacks, paralleled
• Enclosure:  Wood with durable black paint 
• Dimensions (Height x Width x Depth):  23.9 x 20.3 x 21.3 in. (607 x 516 x 541 mm)
• Weight:  70 lbs (32 kg)
• Mounting:  Pole-mount on top