JBL DSP 3544 (Digital Sound Processor)

The JBL DSP 3544 is a 4-channel car audio amplifier with an integrated digital signal processor (DSP), designed for enthusiasts who want power, precision, and complete control over their sound. With advanced tuning capabilities, multiple input options, and a compact design, this amplifier ensures JBL’s signature sound while allowing full customization of your in-car audio system. Specification : Power Output • 70 W RMS × 4 channels @ 4 ohms • 90 W RMS × 4 channels @ 2 ohms • 180 W RMS × 2 channels bridged @ 4 ohms • Peak power up to ~880 W Integrated DSP • 15-band parametric equalizer per channel • Adjustable crossovers (high-pass, low-pass, band-pass) • Time alignment for precise staging and imaging • Preset memory for multiple tuning setups Inputs & Connectivity • RCA low-level inputs and high-level speaker inputs for easy OEM or aftermarket integration • USB connection for PC tuning software Sound Performance • Frequency response: 20 Hz – 20 kHz • Signal-to-Noise Ratio: >100 dB • Low distortion (THD+N Protection & Reliability • Overheating, short circuit, over-voltage, and under-voltage protection • Stable operation with start-stop vehicle systems Size & Build • Amplifier dimensions: ~280 × 190 × 55 mm (L × W × H) • Net weight: ~2.2 kg