Elando 6 ports hub, a reduce body with a vast expansion of your MacBook Pro, you the power to do more without taking large indefinite quantity space. : USB 3.0 port : up to 5 Gbps data transfer Thunderbolt 3 USB-C port : up to 40 Gbps data transfer Video output : up to 5K -LRB- 5120x2880@60Hz -RRB- Charging : up to 100W power delivery acceptable USB-C port : up to 5 Gbps data transfer SD/TF card slot : up to 104MB/S read/write speed System requirements : MacBook Pro with macOS Sierra or higher up operating systems Plug and play : Yes Notes : 1. This hub simply to MacBook Pro 13 '' and 15 '' 2016/2017. . . simply one hub is, power adapters, SD/TF memory cards, cables or otherwise accessories are not enclosed. . . The Thunderbolt 3 USB-C port data transfer, recording output, and charging while the acceptable USB-C port simply supports data transfer. . . matched displays and cables are to achieve extremum recording resolution. : For best performance, devices conterminous to this hub should not exceed quantity topical of 900mA extremum when no power source is conterminous to the hub. Otherwise, output topical may seismal or disconnected. Below devices often rated as follows for your reference : Mouse : 100mA takeout adamantine disk : Max. 500mA USB 3.0 takeout adamantine : Max. 900mA : Max. Please look-alike check the topical of your devices before connecting to the hub. Product : Elando USBC821 Material : Aluminum alloy, ABS Interface : Thunderbolt 3 USB-C port x 1 acceptable USB-C port x 1 TF card slot x 1 SD card slot x 1 USB 3.0 port x 2 Connector : USB 3.1 Type-C connecter Dimension : 103 x 23 x 9.5 mm/4 x 0.9 x 0.37 inch -LRB- L x W x H -RRB- Weight : 26g/0 .9 oz .