Morel MDSP 6/4A Ultra-Compact 4-Channel Class-AB Amplifier with Integrated 6-Channel High-Resolution DSP & Built-in Bluetooth

Ultra-Compact Warm Fidelity & High-Res DSP: Morel MDSP 6/4A

Upgrade your vehicle's factory sound system with authentic audiophile warmth using the Morel MDSP 6/4A. Combining a smooth Class-AB 4-channel power amplifier with an advanced 24-Bit / 96 kHz high-resolution 6-channel Digital Signal Processor (DSP), this micro-sized unit delivers precise sound staging, seamless OEM integration, and direct Bluetooth audio streaming.

Key Features & Highlights

• Warm Class-AB Sound Performance: Delivers 25W RMS x 4 @ 4Ω of smooth, natural Class-AB amplification, ideal for high-efficiency speakers, midranges, and tweeters.

• Integrated 6-Channel High-Res DSP: Powered by a 24-Bit / 96 kHz DSP engine featuring 31-band parametric EQ per channel, fully adjustable crossovers, and digital time alignment.

• Built-in Bluetooth Audio Streaming: Direct Bluetooth wireless connectivity built into the main unit for instant, lossless music playback directly to the DSP.

• RCA Pre-Out Expansion: Features 2 processed RCA pre-outs (Channels 5 & 6) to easily add an external monoblock amplifier for a subwoofer.

• Seamless OEM Integration: High-level 4-channel speaker inputs with signal summing and Morel’s SLAM(Speaker Load Assurance Module) keep factory head units stable.

• Micro Chassis Form Factor: Measuring just 116 mm x 90 mm x 35 mm, it fits hidden under dashboards, center consoles, or behind interior panels.

Technical Specifications

• Brand: Morel

• Series: MDSP

• Model: MDSP 6/4A

• Amplifier Topology: Class AB

• Amplified Channels: 4 Channels

• DSP Processing Channels: 6 Channels (4 Amplified + 2 RCA Pre-Outs)

• RMS Power Output @ 4 Ohm: 25 Watts x 4

• DSP Resolution: 24-Bit / 96 kHz Sampling Rate

• Frequency Response: 20 Hz – 20,000 Hz

• Signal-to-Noise Ratio (S/N): > 96 dB

• THD + Noise: < 0.2%

• Inputs: 4-Channel High-Level (Speaker) Inputs

• Wireless Connectivity: Built-in Bluetooth Audio Streaming

• Outputs: 4-Channel Speaker Level + 2-Channel RCA Low-Level Pre-Outs

• Dimensions (L x W x H): 116 mm x 90 mm x 35 mm (4.5" x 3.5" x 1.37")

Frequently Asked Questions

What makes the MDSP 6/4A different from Class-D amplifiers?

The MDSP 6/4A utilizes a Class-AB design, which produces a warmer, more natural, and musical sound signature—perfect for powering delicate tweeters and midranges in active front setups.

Can I connect a subwoofer to the MDSP 6/4A?

Yes! The MDSP 6/4A includes 2 additional processed RCA pre-outs (Channels 5 & 6). You can connect an external monoblock subwoofer amplifier while fully controlling its EQ, crossovers, and time alignment through the internal DSP software.