JBL 8124 In-Ceiling Loudspeaker

4-inch, Full-range, In-Ceiling Loudspeaker
The 8124 is a 4-inch, full-range, cost-effective loudspeaker for commercial applications. The 8124 features high-fidelity performance in an easy to install package. The system’s high sensitivity drivers deliver maximum sound levels using minimal amplifier power. With its contemporary grill design, 70V/100V taps and an open-back design, the 8100 series brings elegance and performance to basic commercial sound systems, or any application not requiring a backcan for installation.

Features 
Clear, High-Fidelity Performance
Dog-ears for easy retrofit installations
High Sensitivity (93 dB, 1W, 1m) for Maximum Power Efficiency
6W Transformer for use of 70V / 100V Distributed Lines

Specifications
Drivers 4 in (100 mm), Full-range Driver
Frequency Range 60 Hz – 18 kHz
Sensitivity 93 dB (1 kHz – 8 kHz)
Coverage Angle 130° conical
Transformer Taps 6W, 3W, 1.5W (0.75W at 70V only)
Input Connectors Bare wires
Dimensions (Diameter x Depth) 8.1 in (206mm) x 3.5 in (89mm)
Weight 2.5lb (1.2kg)
Included Accessories Sculpted Grille
Optional Accessories MTC-8124C C-ring, MTC- Rail tile rails
Power Rating See transformer taps
Maximum SPL (1m) 101 dB ave. (top 70V/100V tap)
Color White
Baffle/Rim Plastic
Ceiling Cutout Size 175 mm diameter (6.9 in)
Plenum Usage Not intended for use in return air plenums