For Type C Computers USB Splitter USB Hub power control Extend adapter 5 Ports with Card Reader Combo
GN21B is a multi-function high-performance design which contains Type-C to USB 3.0 Hub, SD&Micro SD card reader and PD Smart identification charging. Through GN21B, you can convert a type-c connector into 2 high-speed USB 3.0 and 2 reader connectors, what's more, it can also charge your devices intelligently if you plug into the power wire.
(1)Supports USB 3.1 USB-C &compatible w/ Type-C 1.0 spec.
(2)Supports 2 Port USB 3.1 HUB (Max 5Gb/S)
(3)Supports USB 3.0 Card Reader
(5)LED indicate for working status
(6)Hot plug & play, can support reverse charge to device
(7)Magnetic design, can adsorb MacBook to a fixed position