TOPPING A90 Discrete HiFi Headphone Amp for Music Enthusiasts with Bluetooth Remote Control | TOPPING A90 Discrete HiFi

All The Must-Know Details

【Superior Sound Experience with the TOPPING A90 Discrete】 The TOPPING A90 Discrete is packed with 4 NFCA-Discrete modules, each featuring 39 transistors. This ensures high output, strong current, and low impedance, making it effortless to drive your headphones to perfection.

【Ultra-Low Noise for Crystal-Clear Audio】 The A70 Pro’s re-optimized circuit boosts noise performance and increases input impedance to 20kΩ, improving compatibility with a wide range of devices. Its gain architecture also minimizes noise at high gain settings, ensuring pristine sound quality.

【Eliminate Ground Loop Noise with Ease】 The GND/LIFT switch on this unit helps eliminate ground loop noise. It’s set to GND by default, but switch to LIFT if you encounter any noise issues for uninterrupted audio.

【Integrated Amp and Preamp for Flexibility】 This device serves as both a headphone amp and a preamp, with 20Ω SE and 40Ω balanced output impedance. It ensures compatibility with various power amplifiers, giving you the flexibility to match your equipment.

【Expanded Inputs with Ext90】 The A90 Discrete comes with XLR and RCA inputs. With the Ext90, you can expand to 4 XLR and 2 RCA inputs, plus a 12V Trigger for easy device synchronization.

【Precision Volume Control】 Relay and resistor networks provide precise and durable volume control. This ensures accurate channel balance and remote convenience, making your listening experience seamless.

【Auto Volume Memory for Consistency】 Volume settings are remembered for PRE, HPA, and PRE+HPA modes. This means your preferred volume levels automatically restore, ensuring a smooth and consistent listening experience every time.

Why choose the TOPPING A90 Discrete? - Superior sound quality with high output and low impedance. - Ultra-low noise for crystal-clear audio. - Easy elimination of ground loop noise. - Integrated headphone amp and preamp for flexibility. - Expanded inputs for more connection options. - Precision volume control for consistent performance. - Auto volume memory for seamless use.