Bluetooth Car Audio Signal Processor DSP – TPT-SP4BT pride Taking the time to tune

Taking the time to tune carefully is what unlocks the full value of a signal processor

Ideal for high-power car audio

Foam baffles behind the speaker protect it from door moisture and tighten midbass

Voice Coil: Dual configuration

35″ L × 8

Bluetooth Car Audio Signal Processor DSP – TPT-SP4BT pride Taking the time to tuneThe TPT SP4BT is a compact Bluetooth enabled digital signal processor (DSP) for car audio systems. Designed for both factory and aftermarket installations, it allows wireless control of audio settings from a smartphone or tablet. With its intuitive app, users can adjust equalization, filters, gain, phase, and limiting in real time, delivering precise audio tuning. Ideal for enthusiasts and professional installers, this DSP provides high flexibility,