?[NOTE] THIS ADAPTER WORK WITH TYPE C DIGITAL HEADPHONES ONLY, CAN'T SUPPORT 3.5mm EARBUDS & Type-C Analog Earbuds. ?[SUPPORT PD & QC FAST CHARGING] PD protocols chip model: CH256. This is an upgraded version that supports PD and QC charging protocols. Maximum power is 9V*3A=27W. ?[FAULT-TOLERANT DESIGN] If you accidentally insert the wrong position of the charging and earphones, the automatic protection function will be activated immediately, the adapter and mobile phone will not be damaged. ?[COMPATIBLE WITH] This Dual USB Type-C Headphone Charging Adapter is specailly designed for USB-C phones, you can listen to music with Type-C earbuds and fast charging at the same time. * For iPad pro (2020 2018) 11 & 12.9 & iPad Air 2020. * For Samsung Galaxy S21 S20(Ultra, FE 5G), Note 20 10(Ultra & Plus), A90, A80, A70, Tab S5e/S6. * For Google Pixel 2, 2XL, 3, 3XL, 3A, 3A-XL, 4, 4 XL, 5, 5XL. See more?[COMPATIBLE WITH] The following device are recommended: For iPad Pro (2020, 2018) 12.9 & 11 & iPad Air 2020; For Samsung Galaxy S21 S20(Ultra, FE 5G), Note 20 10(Ultra), A90, A80, A70, Tab S5e/S6; For Google Pixel 2/2XL/3/3XL/3A/3A XL/4/4XL/5. Due to the inconsistency of the type-c protocol of each device brand, the unlisted device are not recommended, there may be incompatibility. [KEY UPDATES] [1]-Support PD & QC Fast Charing. [2]-Seamless USB C male connector, ensure better anti-interference transmission. [3] High-quality USB-C female socket, 15,000 times plug and pull, the female socket is the most easily damaged part, it is most important part. [FAULT-TOLERANT DESIGN] If you accidentally insert the wrong position of the charging and earphones, the automatic protection function will be activated immediately, the adapter and mobile phone will not be damaged. [CHANNEL SHIELDING ISOLATION TECH] The current channel is completely isolated from the audio channel, even if a poor quality wall adapter is used, it will not interfere with the audio, ensuring that the audio signal is output without interference, pure and lossless, it's very important. [FAST CHARGING & HI-RES SOUND & REMOTE CONTROL] Support Maximum Power 27W(9V*3A), compatible with PD & QC charging protocol. Cannot be used for data transfer. Active noise reduction, and support remote control and low noise calls. Only support digital USBC earphones, can't support analog USB-C earphones.