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TOPPING A90 Discrete Fully Balanced Headphone Amplifier, 9800mW*2 NFCA Headphone Amp XLR/RCA to 3.5mm/4.4mm/6.35mm/XLR Earphone Output, EXT Input XLR/RCA Preoutput Preamplifier, Black

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Product description

  • Precise Volume Control: The R2R volume control in TOPPING A90 Discrete, made of relays and resistor networks, provides precise control, longevity, complete channel balance, and remote control for a better listening experience Wide Compatibility: TOPPING A90 Discrete is compatible with a variety of headphones, including 4-pin XLR balanced, 4.4mm balanced, 6.35mm single-ended, and 3.5mm single-ended jacks, providing flexibility for different devices Multiple Gain Options: With low and high gain options, TOPPING A90 Discrete can drive sensitive IEMs and full-sized over-ears efficiently.
  • Its ultra-low noise level of 0.2uVrms ensures that even sensitive IEMs won't suffer from any noise Eliminate Ground Loop Noise : TOPPING A90 Discrete has a GND/LIFT switch to solve ground loop noise problems that may arise when using multiple devices in combination.
  • Switching to LIFT eliminates the ground loop noise TOPPING A90 Discrete is equipped with a 12V Trigger interface that can be set to active or passive control.
  • It can be turned on and off synchronously with other devices equipped with a 12V Trigger interface with an easy-to-obtain 3.5mm to 3.5mm cable, making it hassle-free to operate

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