"SOUND MAGUS AP12V3 DSP AP12 Pro 12-Channel Bluetooth USB Car Audio Signal Processor controls 12 Amplifier Channels to RCA || Features || 12-channel digital signal processor (DSP) amplifier || Supports Bluetooth and optical input for versatile connectivity || 8-channel low-level and high-level inputs || Integrated remote control for easy adjustments || High signal-to-noise ratio (>97dB) for pristine sound quality || Compact design for easy installation || || Specifications || Working Voltage : DC 8.2-16V || Frequency Response : 10Hz – 22kHz || Signal-to-Noise Ratio : >97dB || Channel Separation : 80dB @ 1kHz || Inputs : 8-channel low/high-level, optical, Bluetooth stereo (24-bit/96kHz) || Outputs : 12-channel low-level output || Dimensions : 165mm x 198mm x 43mm | 6.50 in. x 7.80 in. x 1.70 in. || Maximum Output (RMS) : 8-channel at 20W each || || This unit will interface between your head unit car radio or independently to control your car audio amplifiers. Up to 12 channels of sound can have complete audio control directly from a Bluetooth compatible device like your smart phone. * Includes master controller under dash knob WITH PLUG-IN EXTENSION CABLE * USB to USB-C Extension Cable to play sound libraries * Attractive gift box * Up to 8 in 12 out * Supports Bluetooth 5.0 || || The Sound Magus AP12V3 is a powerful 12-channel DSP amplifier designed for audiophiles seeking high-quality sound control in their car audio systems. This DSP combines precision tuning with flexible inputs, including Bluetooth and optical, making it ideal for advanced setups. With 8 input channels and 12 outputs, the AP12V3 offers seamless sound distribution for multi-speaker configurations. || || Its compact design ensures easy integration into most vehicles, while the high signal-to-noise ratio guarantees a clean and clear audio experience. || "