Onten SD12 For Microsoft Surface 12 in 1 Multi-function Docking Station 1. This docking station is equipped with MINI DP interface and HDMI high-definition interface, supports MST multi-screen display function, the output resolution can be up to 4K 60Hz, and you can watch high-definition images in real time. 2. Equipped with a Gigabit Ethernet port, equipped with two USB 3.0 and two USB 2.0 data expansion interfaces, which can be used to read USB interface devices. It also provides a USB QC 3.0 fast charging interface and a USB-C The 5Gbps data interface can be connected to mobile devices such as mobile phones or tablets to exchange data and charge the devices. 3. It comes with an SD 3.0 card reader slot, a 3.5 audio interface that can be connected to audio equipment, and a DC 5.5 independent power supply interface. 4. Supports 12 interfaces to be used at the same time, making it easy and fast to use. Parameters: 1. Model: SD12 2. Material: ABS 3. Product size: 132 x 58 x 19.5mm 4. Video output: HDMI resolution: 4K 60Hz Mini DP resolution: 4K 60Hz RJ45: Supports 1000M100M10M network speed USB 3.0 x 2: Transfer rate: 5Gbps USB 2.0 x 2: Transfer rate: 480Mbps USB: QC 3.0 charger 3.5mm jack: audio output, microphone input USB-C: Transfer rate: 5Gbps DC 5.5mm (5V 9V 12V) SD card slot: SD 3.0