How can audio progress in today’s market? With digital streaming, the proliferation of High Resolution audio slowly making inroads and the advancement of wireless technologies to take advantage, there’s increasing demand for quality.

Audio-Technica’s answer is the ATH-DSR9BT: the first over-ear headphones to ditch the digital-to-analogue (DAC) conversion process and deliver a true digital signal from source to drivers. The company calls it Pure Digital Drive technology.

Which sounds all well and good, but what does this actually mean? Without a DAC there’s no analogue conversion in this proprietary process and therefore no added distortion for the most accurate reproduction. No conversion means no compromise. And with aptX HD compatibility it’s possible to benefit from formats up to 24-bit/48kHz via Bluetooth (24-bit/96kHz wired).
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https://www.pocket-lint.com/headphones/reviews/audio-technica/139169-audio-technica-ath-dsr9bt-review-headphones-audiophile-best-digital-bluetooth