The Down4Sound JP234 is a full-range Class D 4-channel amplifier designed for strong output, flexible tuning, and reliable protection. It’s stable in 2 OHM stereo and 4 OHM bridged configurations, making it a great choice for multi-speaker builds that need clean power.

Power Ratings

• 334W x 4 @ 2 OHM (certified @ 14.4V)
• 234W x 4 @ 4 OHM (rated)
• 640W – 740W x 2 bridged

Features & Specs

• High-speed MOSFET power supply
• High/Low pass filters with x10 crossover multiplier
• 4-way protection (thermal, high/low voltage, speaker short, DC)
• Signal-to-Noise Ratio: > 95dB
• Operating Voltage: 9V – 16V
• Fuse Rating: 120A
• Power input: 4-gauge
• Speaker input: 8-gauge

Dimensions

• 11.8 inch × 7.4 inch × 2.24 inch (300mm × 188mm × 57mm)

The JP234 is a strong pick when you want full-range 4-channel power with tuning flexibility and proven performance.