
Horizon HZ-80.4 4-Channel Amplifier
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Description
Sundown Audio HZ-80.4 | Horizon Series 4-Channel Full-Range Amplifier (80W x4)
Versatility Meets Clarity.
The HZ-80.4 is your go-to solution for adding clean, controlled power across your mids and highs. With 80 watts RMS x 4 channels at 4 ohms, it’s the perfect amp for speaker upgrades, active component setups, or small subwoofers that need headroom without the distortion. This amp runs cool and clean — and with its compact chassis, it fits just about anywhere.
The Horizon Series amps don’t cut corners. This model includes adjustable high and low pass filters on all four channels, a full-range passthrough option, and high-level input capability to simplify factory integration. Run it passive or active — bridge it for bigger loads — the HZ-80.4 gives you maximum control and Sundown-grade output from a surprisingly small form factor.
Whether you’re upgrading a factory system or building something fresh, the HZ-80.4 gives your sound system the foundation it needs to shine. Clean mids, crisp highs, tight control.
Specs:
-
RMS Power @ 14.4V
• 4 Ohm: 80W x4
• 2 Ohm: 130W x4 - High Pass Filter (CH1-4): 27Hz – 250Hz
- Low Pass Filter (CH1-4): 27Hz – 250Hz
- Input Sensitivity: Up to 6V
- Signal-to-Noise Ratio: 95dB
- Fuse Rating: 50A
- Dimensions: 7.4" x 4.63" x 2.2"
- Weight: 2.54 lbs (1.15 kg)
Easy Returns
Return for refund within: 30 days
Return for replacement within: 30 days
Standard Return Policy Overview
You may return merchandise purchased from Showtime Electronics for a refund or a replacement, provided that the procedures and requirements are followed. All returns require a return merchandise authorization (RMA) number. An RMA number must be issued within 30 calendar days after the date of purchase. An RMA number is valid for 14 calendar days after it is issued. Once you log in to your user account, you will be able to Request and RMA. In addition, you can also request an RMA at the bottom of our homepage. If you have any issues, please email us at sales@showtimeelectronics.com
Free Shipping In the Continental US
Free shipping is available in the continental United States, excluding Hawaii and Alaska.
International shipping is available and calculated at checkout.
All orders will receive tracking once shipped through USPS, Fedex, UPS, and DHL.