Bowers & Wilkins unveiled its first TWS headsets, the closely related PI7 and PI5. Both feature Active Noise Cancellation, high-quality aptX audio and bespoke drivers. The PI7 is easily the more premium of the two. Each bud features a dual driver arrangement – a custom 9.2 mm driver for the mid/bass and a balanced armature tweeter, each with its own amplifier. The B&W PI7 buds feature dual drivers powered by dual amps These support 24-bit high-res audio with aptX Adaptive and have three microphones each for noise cancellation while listening to music and in a call (a total of 6...
Source: https://www.gsmarena.com/bowers___wilkins_unveils_its_first_tws_headsets_pi7_and_pi5_with_premium_audio-news-48768.php
