Zapco - HB 48 ADSP - DSP, 4 In / 8 Out RCA; 4 x 70W (Max), BT & Player included

DSP / Processing Features:
• 8-channel digital signal processor with 31-band parametric EQ per channel
• 4 high-level (speaker) inputs and 2 RCA low-level inputs
• 8 RCA preamp outputs for system expansion
• Time alignment, crossover, EQ, polarity, and level control on all outputs
• Bluetooth 5.1 streaming module built in
• Integrated USB media player
• PC and mobile tuning software available for DSP configuration
• Plug-and-play ready for OEM or aftermarket integration

Amplifier Section:
• 4 × 70 W (maximum) @ 4 Ω
• Class D amplifier topology
• Designed for efficient power delivery in compact installations
• Optimized for front/rear or full-range speaker operation

Electrical Specifications:
• Operating Voltage: 10–16 V DC
• Frequency Response: 20 Hz – 20 kHz
• Signal-to-Noise Ratio: >90 dB
• Total Harmonic Distortion (THD): <0.05%
• Input Sensitivity (RCA): 0.2 V – 6 V
• Input Sensitivity (High-Level): up to 15 V

Physical Dimensions:
• Length: 160 mm (6.3″)
• Width: 115 mm (4.5″)
• Height: 45 mm (1.8″)

Features / Design Notes:
• Compact DSP/amplifier combo designed for seamless OEM integration
• Built-in Bluetooth and USB music player eliminate need for external sources
• Full-range DSP control for crossover, equalization, delay, and output routing
• Efficient thermal management with protection for overheat, overload, and short circuits