https://www.dirac.com/online-store/ e.g. https://www.dirac.com/online-store/denon-avr-avc-x3800h/ Use the code 30BCDM23 to get 30 % off Bass Control and Bundle licenses. 折扣有效期到 2024/01/15 特价折扣两家都通用的........ Dirac Live Bass Control Single Subwoofer USD 349 Dirac Live Bass Control Multi Subwoofer USD 499 Upgrade from Single USD 169 Bundle Offer Single The bundle includes Room Correction Full Bandwidth Bass Control Single Subwoofer USD 649 Bundle Offer Multi The bundle includes Room Correction Full Bandwidth Bass Control Multi Subwoofer USD 799 明年如果再给你 Dirac Live Active Room Treatment 请再多付钱 Dirac Live 的花费都快要一台 AVR 了........