The Listening Room Philippines - ATH-DSR7BT SRP 21999.00 -Exclusive Pure Digital Drive system keeps audio signal completely digital from source to driver for exceptionally pure sound -Dnote chipset controls driver amplitude directly
Audio-Technica ATH-DSR7BT - BimotorDJ
Amazon.com: Audio-Technica ATH-DSR7BT Bluetooth Wireless Over-Ear Headphones with Pure Digital Drive : AUDIO-TECHNICA: Electronics