The JBL PRX818XLFW is a self-powered extended low-frequency subwoofer system. Featuring a JBL 18-inch woofer powered by a 1500-watt class-D amplifier, PRX 818 XLFW delivers incredible output in a lightweight and compact form factor.
Features
- Built-in Wi-Fi for wireless control of your system from anywhere in the venue
- Free PRX Connect mobile app for iOS and Android provides wireless control over volume levels, 8-band parametric EQ and up to 50ms of speaker delay to fine-tune your sound
- Class-leading 1500-watt amplifier delivers ample power to fill your venue
- JBL Differential Drive® transducers for higher SPL in a lightweight design
- Next-generation JBL neodymium compression drivers
- Redesigned Crown input technology, including XLR, 1/4” and RCA inputs plus XLR loop-through
- Intelligent variable-speed fan activates only when needed to reduce noise
- Updated tuning delivers flat frequency response and smooth off-axis behavior
- Durable wooden cabinets, tour-proven DuraFlex™ finish and dent-resistant 16-gauge grilles
- Universal power supply for worldwide compatibility
- dbx Type IV™ limiting ensures clear, accurate sound at high volumes
- Brutal testing regimen—including the famous JBL 100-hour power test—ensures reliable performance
Specifications
- System Type: Self Powered 18” subwoofer
- Maximum SPL Output: 134 dB peak
- Frequency Range (-10 dB): 30 Hz - 103 Hz
- Frequency Response (±3 dB): 35 Hz – 87 Hz
- Input Connectors: Two Balanced female XLR/ 1/4” combo connectors
- Input Impedance: 20K Ohms (balanced)
- Signal Indicators:
> Limit: Yellow LED indicates peak output has been reached and dsp limiter is acting
> Signal: Green LED indicates signal present
- Power: Blue indicates system has power and ready
- Dynamic Control (Input): dbx Type IV™ limiter circuit
- Internal Crossover Frequency: 100 Hz DSP
- Loop out Crossover Frequency: 120 Hz analog 24 dB filter slope
- Design: Highly efficient Class-D amplifier
- Power Rating: 1500W
- AC Power Input: 100V - 240V ~ 50/60 Hz
- LF Driver: 1 x JBL 2278G 460 mm (18 in) woofer
- Enclosure: Rectangular, 18 mm, plywood
- Transport: 2 x injection molded handles with backing cup
- Finish: Obsidian DuraFlex™ finish
- Grille: Powder coated, Obsidian, 16 gauge perforated steel with acoustical transparent black cloth backing
- Dimensions (H x W x D): 692 x 523 x 724 mm (27.26 in x 20.6 in x 28.5 in)
- Net Weight: 36.8 kg (81 lb)
- Gross Weight: 45.0 kg (100.0 lb)
Brand reference number:
PRX818XLFW/230
en 
