KLANG ZM90.4 4-Channel Class AB Car Amplifier — 130W x 4 RMS @ 2 Ohms, Heavy Aluminum Heatsink, 12V Universal

Clean, powerful amplification for your car audio system. The KLANG ZM90.4 is a 4-channel Class AB car amplifier delivering 130W RMS per channel at 2 ohms — engineered for strong bass response and multi-speaker setups. The heavy aluminum heatsink ensures efficient thermal management for reliable performance, and the wide audio sensitivity range (320mV–6V) and 10–30kHz frequency response make it compatible with a broad range of head units and speaker configurations. Operates on 10–15V for universal 12V vehicle compatibility. Backed by a 1-year warranty.

Key Features

• 130W x 4 RMS @ 2 ohms — High-output 4-channel amplification for powerful, clean audio across all speakers.
• Class AB design — Class AB topology delivers an optimal balance of efficiency and audio fidelity for car audio applications.
• Heavy aluminum heatsink — Robust aluminum heatsink construction ensures efficient heat dissipation and long-term reliability.
• Wide audio sensitivity — 320mV to 6V input sensitivity for compatibility with a broad range of head units.
• 10–30kHz frequency response — Extended frequency response for accurate reproduction across the full audio spectrum.
• 91–100dB SNR — High signal-to-noise ratio for clean, low-noise audio output.
• Universal 12V compatibility — Operates on 10–15V for broad vehicle compatibility.

Specifications

• Brand: KLANG
• Model: ZM90.4
• Type: Class AB
• Channels: 4
• RMS power: 130W x 4 @ 2 ohms
• Audio sensitivity: 320mV–6V
• Frequency response: 10–30kHz
• SNR: 91–100dB
• Voltage: 10–15V (12V system)
• Material: Aluminum
• Weight: 3.26kg
• Warranty: 1 year

KLANG ZM90.4. 4-channel Class AB. 130W x 4 RMS @ 2 ohms. Heavy aluminum heatsink. 320mV–6V sensitivity. 10–15V. Universal 12V.