T'ang-ku-la Module with Unmatched 147dB Dynamic RangeThe TOPPING A70 Pros T'ang-ku-la Module features a new three-stage feedback circuit, reducing noise and high-frequency distortion while improving reliability, heat management, and component life. ^^ Re-Optimized Circuit for Ultra-Low NoiseThe TOPPING A70 Pros newly developed input stage boosts noise performance and input impedance (20k) for better device compatibility, while the gain architecture minimizes noise at high gain settings. ^^ Ground Loop Noise EliminationA GND/LIFT switch on the TOPPING A70 Pro instantly eliminates ground loop noise when multiple devices are connected, providing a clean, noise-free audio experience.
^^ Aurora U/I with Full Color DisplayThe TOPPING A70 Pro features a full-color screen with customizable display options, including playback info, FFT, and VU. Three touch buttons and volume knob customization enhance user interaction. ^^ Precise Relay Volume ControlThe TOPPING A70 Pro uses an R2R relay volume control module for precise, long-lasting volume adjustments, ensuring accuracy even at low levels without deviation. ^^ Memory for 8 Volume SettingsThe TOPPING A70 Pro remembers 8 independent volume settings for various outputs, automatically reverting to the last used volume upon selection, simplifying transitions between headphones and preamps.