Multiple inputs and outputs: TOPPING DX3 Pro+ DAC amplifier has USB, optical, coaxial, Bluetooth input and 3.5 mm headphone output also RCA line output ^^ High
Quality DAC: Equipped with the latest QCC5125 chip, it supports LDAC/AAC/SBC/APTX/APTX LL/APTX HD protocols. It uses the ES9038Q2M XMOS XU-208 chip, supports high-resolution music transmission ^^ Bluetooth Headphone amp /
DAC: You could connect the Bluetooth of the phone, tablet or notebook to DX3Pro+, and then connect the power amplifier, active speakers or headphones to the DX3Pro+'s output ^^
USB input: The DX3Pro+ serves as an external high-performance DAC for any device that supports OTG external sound cards, including Apple iOS devices, Android devices, and media players, simply by connecting to its USB input ^^
Preamplifier: The TOPPING DX3Pro+ features a straightforward pre-amplifier function, allowing you to adjust the volume. The digital volume control ensures no imbalance between the left and right channels