JBL 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. Maximum SPL (1m): 101 dB ave. (top 70V/100V tap) Coverage Angle: 130° conical Frequency Range: 60 Hz – 18 kHz Drivers: 4 inch (100 mm), Full-range Driver Transformer Taps: 6W, 3W, 1.5W (0.75W at 70V only) Dimensions (Diameter x Depth): 8.1 in (206mm) x 3.5 in (89mm)

AC115S is a high power sub woofer system comprise of one 385 mm (15 in) low frequency driver in a vent, front-load configuration for extend bandwidth. Frequency Response(-10dB): 32 Hz - 250 Hz Maximum SPL (1m) Nominal Impedance: 8 ohms System Power Rating: 500W (2000W peak) Dimensions (H x W x D): 483 mm x 419 mm x 600 mm19 in x 16.5 in x 23.6 in