The Expert PX1R is a 2-in-1 DSP (Digital Signal Processor) and Bluetooth-enabled audio processor designed for car audio systems. It combines advanced equalization, crossover, and signal processing features to deliver high-quality sound customization. || SPECIFICATIONS || 4 channels | 2 Digital inputs | Channel routing | 11 bands input equalization | 1 band parametric equalization per channel | Crossover with Butterworth, Linkwitz-Riley and Expert type filters with attenuations from 6 to 48 dB/8º | MUTE • PHASE • LIMITER • GAIN | DELAY • RESET | Preset with all settings | Aluminum chassis | Dimensions : 154 mm x 104 mm x 46 mm || Weight : 0.42 kg || Voltage Range : Operates on 10-15V DC || Sampling Frequency : 48 kHz with 24-bit resolution || Frequency Response : 10 Hz to 22 kHz || Signal-to-Noise Ratio : 100 dB || Processing Latency : 1.08 ms || FEATURES || 4 Channels : Supports up to 4 independent audio channels, allowing for versatile routing and configuration. || Digital Inputs : Includes 2 digital inputs, enabling seamless integration with various audio sources. || Equalization : Features 11 bands of input equalization and 1 parametric equalization band per channel, offering precise control over audio frequencies. || Advanced Signal Processing : Includes features like mute, phase inversion, gain control, delay adjustments, and limiters for professional-grade audio tuning. || Crossover Filters : Equipped with Butterworth, Linkwitz-Riley, and Expert filters, with attenuation options ranging from 6 to 48 dB/octave for precise frequency separation. || Bluetooth Connectivity : Allows for wireless control via a dedicated app, enabling adjustments to channel routing, gain, equalization, and more. || Preset Memory : Offers configurable memory slots for saving and recalling custom settings. || Durable Design : Built with an aluminum chassis for durability and heat dissipation. || The Expert PX1R is ideal for car audio enthusiasts and professionals seeking precise sound customization. Its combination of advanced equalization, crossover filters, and Bluetooth control makes it a powerful tool for achieving exceptional audio quality. Whether you're upgrading a factory system or building a competition-grade setup, the PX1R ensures flexibility and performance.