Please note: The gifts, coupons, and media sweepstakes for this event are valid only during the event period, which ends on August 28. We hope you enjoy your shopping experience. Important Notice: 0.75=0.78 - This product only supports one-year warranty for orders from the TRN official store. - Products purchased from other stores are not covered by the warranty. "This is the BT20PRO. The BT20XS is no longer being produced." S PIN=QDC=2PIN Note : The combo only contains 3 pairs of plugs and a fuselage(0.78+MMCX+QDC)！！！ 40 Hours Non-Stop Music Playback AAC/SBC Wireless High-definition HiFi Esperience Multi-touch Function, Waterproof and Sweatproof High Quality Bluetooth Chip Bluetooth 5.3 Fast Connection