The coaxial JBL STAGE 402 speaker system includes two round-shaped two-way loudspeakers and makes it possible to expand or upgrade the car acoustic complex. Equipped with a metal tweeter and a rigid polypropylene diffuser, the speakers of this acoustics have a diameter of 4 inches (10 cm) and a landing depth of 39 mm. Such well-made speakers, designed to reproduce sounds in the frequency range of 80-15000 Hz. The nominal aggregate speaker power of the coaxial acoustics of the JBL STAGE 402 is 20 watts, and at its peak the system can provide output power up to 60 watts. Mount such speakers can be in the front or rear doors of almost any car equipped with an audio system with acoustic outputs for connecting speakers. Both speakers are packed in a proprietary cardboard box.