Pioneer GM-EL704 / XCNID 4-Channel Bridgeable Car Amplifier | High Performance Class AB Amplifier

Upgrade your car audio system with the Pioneer GM-EL704 (XCNID) 4-Channel Bridgeable Amplifier, engineered to deliver powerful output, clean sound reproduction, and flexible system expansion. Built with Class AB amplifier technology, the GM-EL704 offers the perfect balance between sound quality, efficiency, and reliability, making it ideal for powering component speakers, coaxials, or even a subwoofer through bridge mode.

Designed with variable LPF/HPF crossovers, bass boost controls, and high-level input compatibility, this amplifier ensures excellent performance with both OEM and aftermarket head units.

🔊 Key Features

✔ 4-Channel Bridgeable Amplifier – Flexible configuration for speakers and subwoofer setups

✔ Class AB Amplifier Design – Warm, detailed sound with low distortion and excellent clarity

✔ High RMS Power Output

• 70W × 4 @ 4Ω
• 95W × 4 @ 2Ω
• 190W × 2 Bridged @ 4Ω

✔ 500W Bridged Max Power – Strong performance for demanding audio systems

✔ Variable LPF & HPF Filters – Fine-tune speaker and subwoofer frequencies for better sound staging

✔ Two-Step Bass Boost Control – Adds deeper bass impact and listening enjoyment

✔ Speaker Level & RCA Inputs – Compatible with factory and aftermarket stereos without converters

✔ Optimized PCB & High-Capacity Capacitors – Stable power delivery with consistent performance

✔ Low Distortion Performance (<0.1% THD) – Clean and accurate audio reproduction

✔ Compact Installation-Friendly Design – Easy integration into most vehicles

🔧 Technical Specifications

• Model: GM-EL704 / XCNID
• Amplifier Type: 4-Channel Class AB
• Channels: 4 / 3 / 2 Channel Configurable
• RMS Output @ 4Ω: 70W × 4
• RMS Output @ 2Ω: 95W × 4
• Bridged RMS Output @ 4Ω: 190W × 2
• Max Output @ 4Ω: 125W × 4
• Max Bridged Output: 500W × 2
• Frequency Response: 15Hz – 22kHz
• Signal-to-Noise Ratio: >80dB
• THD: <0.1%
• Crossover Range: HPF/LPF 32Hz – 320Hz (A & B Channels)
• Bass Boost: 0dB / 3dB / 6dB Adjustable
• Input Type: RCA + Speaker Level Input

📦 Package Includes

• Pioneer GM-EL704 Amplifier
• Mounting Hardware
• User Manual
• Fuse & Installation Accessories

🚗 Why Choose Pioneer GM-EL704

• Ideal for component + coaxial speaker systems
• Can power a subwoofer using bridge mode
• Delivers clean Pioneer sound quality
• Flexible tuning with LPF, HPF & Bass Boost
• Reliable performance for daily and enthusiast audio setups

🛠 Installation Notes

• Recommended with 8 Gauge amplifier wiring kit
• Suitable for OEM and aftermarket head units
• Professional tuning recommended for best performance
• Ensure proper grounding and fuse protection