SD Ready: The SD card slots support nearly all SD card formats for quick and easy access to photos and other media — perfect for photographers and designers.

warranty and certified safety: type c hub fcc, ce and rohs certified. keymox usb c adapter is equipped with an advanced chip, it has stable output, overheating, short circuit and over current protection to ensure the total safety for you and your devices. please do not hesitate to contact keymox customer service for 100% satisfied pre-sales and after-sales service if you have any questions. wide compatibility: the macbook pro hub is compatible with devices whose usb-c port supports displayport or thunderbolt 3 like new macbook, macbook pro 2017 2019 2020, macbook air 2020, google chromebook pixel, huawei matebook, dell xps, etc. compatible with windows 2000 / xp / vista / 7/8/10, mac 9.1 / 10.2 and above. ultra fast data transfer: this macbook pro usb adapter has 3 x usb 3.0, supports data transfer up to 5gbps to transfer a whole movie in seconds. ideal for connecting a mouse, keyboard, usb stick, mobile phone, etc. sd / tf slot provides easy access to files in universal sd / micro sd memory cards with super speed up to 104mbps, supports capacity up to 512gb. an ideal usb hub for the photographer. ultra hd 4k hdmi: usb hdmi adapter supports 4k (2160p) @ 30hz or full hd (1080p) @ 60hz resolution, allows you to connect the laptop to hd tv, projector or 4k monitor. perfect for enjoying a full hd video or movie in a larger screen, showing the ppt of your presentation at work, or extending a second screen. instant & portable expansion: this new keymox usb hub for laptop provides 1 x hdmi 4k, 3 x usb 3.0, 2 x card reader (sd & micro sd / tf). plug and play, without any driver or software needed. with a small size of 11.7cm x 3cm x 0.9cm, it is very convenient to extend your type-c laptop during your work, business, meeting, conference or speech by plugging in this usb c adapter.