JBL MTC-CBT-FM2 Flush-mount Wall Bracket For CBT70J-1WH and CBT70JE-1WH (Pair) - White

JBL 4642A Dual 18 inch Subwoofer System, 1200W @ 4 Ohms Features

- 950 W (60 Vrms) AES 100-hour rating; 1200 W (69 Vrms) AES 2-hour rating
- Usable response to 22 Hz (-10 dB) with no EQ; flat to 22 Hz (-3 dB) with external EQ
- 2241H VGC (Vented Gap Cooled) drivers provide long peak-to-peak excursion, high sensitivity and high maximum SPL capability
- SFG (Symmetrical Field Geometry) magnet structure for low 2nd and 3rd harmonic distortion
- Approved by Lucasfilm, Ltd. for THX installations

JBL 4642A Dual 18 inch Subwoofer System, 1200W @ 4 Ohms Specifications

- Low Frequency Transducers: 2 x 2241H, 460 mm (18 in)
- Rated Impedance: 4 Ω
- Minimum Impedance: 3.2 Ω
- Input Power Handling (AES 100-Hour Rating): 950 W (60 Vrms), IEC/pink
- Input Power Handling (AES 2-Hour Rating): 1200 W (69 Vrms), IEC/pink
- Half-Field Sensitivity: 40 Hz - 100 Hz; 100 dB, 1 W @ 1m; reference 2.0 V
- Max Continuous SPL @ 1 meter:
  - Single Module: 131 dB
  - Two Modules: 136 dB
  - Four Modules: 140 dB
- Max Peak SPL @ 1 meter
  - Single Module: 137 dB
  - Two Modules: 142 dB
  - Four Modules: 146 dB
- Frequency Response, Lower Frequency Limits (no EQ):
  - -10 dB: 22 Hz
  - -3 dB: 35 Hz
- Frequency Response, Lower Frequency Limits (with EQ):
  - -10 dB: 20 Hz
  - -3 dB: 22 Hz
- Recommended Crossover Frequencies:
  - High-pass: 20 Hz, 24 dB/octave or greater
  - Low-pass: 80 Hz to 150 Hz, 12 dB/octave or greater
  - System Polarity: EIA Standard. Positive voltage to RED terminal produces forward cone motion
- Input Connectors: Color-coded push terminals
- Net Weight: 96 kg (216 lb)
- Shipping Weight: 109 kg (240 lb)
- Enclosure Materials and Finish: 19 mm (0.75 in) particle board with 25 mm (1 in) baffle and back panel; extensive bracing on all panels
- Enclosure Tuning Frequency: 25 Hz
- Net Internal Volume: 506 liters (18 cubic ft)
- Dimensions (H x W x D): 762 mm x 1219 mm x 610 mm (30 in x 48 in x 24 in)

Further Product Information Below

JBL MTC-CBT-FM2 WH Bracket Guide (PDF)

JBL CBT 70J-1 Data Sheet (PDF)