DEMO UNIT Wireless Over-Ear Headphones with Pure Digital Drive The future of sound is here with Audio-Technica’s DSR7BT Bluetooth headphones. Redefining wireless audio, the Pure Digital Drive system reproduces the true sound quality of the music, delivering the original digital signal from source to driver without the need for D/A conversion that typically degrades sound quality. Pure Digital Drive Wireless digital audio signals are transmitted via Bluetooth technology direct to the headphone driver. Unlike conventional wireless headphones, the signal remains fully in the digital domain from source without the need for Digital-to-Analog conversion and typical sound degradation. True Motion D/A Drivers Re-engineered 45mm True Motion D/A drivers feature specially designed diaphragms and lightweight, bobbin-wound voice coils to deliver a natural, balanced sound that recreates every detail of the track. High-Resolution Audio Reproduces High-Resolution digital sources up to 24-bit/96kHz via wired USB connection and up to 24-bit/48kHz wirelessly. AptX HD Compatible Bluetooth 4.2 supports aptX HD, aptX, AAC and SBC codecs. Crafted for Comfort evenly disperse headphone weight across the head allowing you to listen for longer. See the Light LED indicators display pairing and charging status, battery life and codec in use. Touch to Play Touch control and volume switch for managing music playback and calls.