Topping Mini500 Class D Power Amplifier, Audio Fully Balanced Amp

Native Full Balanced BTL Architecture: Native BTL fully balanced differential signal path reduces common-mode noise and interference; Features a dynamic range up to 126 dB, ultra-low THD+N under 0.0004% at 8 ohms 5 W, and 20 Hz to 40 kHz (+/-1.0 dB) frequency response for accurate audio reproduction Stereo and Mono Dual Power Modes: Switchable stereo and mono modes offer flexible setup options; Delivers 250 W x 2 at 4 ohms or 150 W x 2 at 8 ohms in stereo mode for desktop speakers, and 500 W x 1 at 2 ohms or 300 W x 1 at 4 ohms in mono mode for passive speakers or subwoofers; Two units can be paired for a dual-mono configuration Volume and Bypass Dual Operation Modes: Rear panel toggle switch allows quick switching between dual modes; Volume mode supports analog volume control, while Bypass mode functions as a pure power amplifier to integrate with preamplifiers or volume-adjustable DACs Rich Interfaces and 12V Trigger: Includes XLR and TRS combo balanced inputs alongside RCA single-ended inputs for compatibility with DACs, CD players, and preamps; Heavy-duty banana speaker terminals provide stable high-current connections; 12V trigger port allows synchronized power control with connected audio gear Compact Aluminum Chassis and Efficient Cooling: Durable 1090 g full aluminum body provides a lightweight footprint; Dense heat sinks on the rear and bottom panels enable reliable thermal dissipation during continuous high-power operation; Designed for space-saving desktop HiFi audio setups