JBL CSS-1S/T Compact Two-Way 100V/70V/8-Ohm Loudspeaker

JBL CSS-1S/T compact two-way loudspeaker

The JBL CSS-1S/T is a versatile, compact two-way loudspeaker designed for professional indoor or outdoor applications requiring clear foreground or background music. Equipped with a 135 mm (5.25-inch) low-frequency driver and a 19 mm (0.75-inch) polycarbonate dome tweeter, it delivers full-range sound with excellent speech clarity and intelligibility. The speaker is engineered to operate on 100V or 70V distributed speaker lines using its 10-watt multi-tap transformer or in 8-ohm direct mode for maximum installation flexibility.

Its compact form factor allows discreet installation in offices, retail spaces, schools, and hospitality environments, while the included wall-mounting bracket ensures secure placement. The speaker’s professional-grade drivers and crossover network provide reliable, consistent performance, making it an efficient solution for both music and voice reinforcement systems. The polypropylene structural foam enclosure is lightweight yet durable, and the sleek black finish blends seamlessly with most interiors. The CSS-1S/T balances compact design with high-quality audio output, offering installers and system designers a reliable and flexible solution for distributed or direct audio applications.

Features of CSS-1S/T

• 135 mm (5.25 in) low-frequency driver

• 19 mm (0.75 in) polycarbonate dome tweeter

• 10 W multi-tap transformer for 100V/70V systems

• 8-ohm direct operation capability

• Professional-grade crossover network

• Clear speech and music reproduction

• Compact, discreet design

• Wall-mounting bracket included

• Nominal coverage 120° H x 120° V

• Durable polypropylene structural foam enclosure

• Easy installation with spring-loaded terminals

Specifications of CSS-1S/T