EEEKit 7 in 1 Office Solution Kit for Dragon Touch A1X Plus 10.1 Quad Core,Micro USB OTG Hub,OTG Card Reader,2.4G Wireless Mouse and Mini HDMI Cable Multi functional dual micro USB host OTG hub adapter cable with two ports USB design,can connect the keyboard,mouse,card reader,and so on to Dragon Touch A1X Plus 10.1 Tab. The USB power can not charge for your tablet or cellphone,only supply power for OTG ports OTG card reader for OTG Functionality Enabled tablets. It can easily post and share picture from the SD card or USB driver to tablet without cables. A must have if you like taking photos and sharing it immediately! In addition, It is like a small external hard driver, you can store the music or movies onto an SD card, then it will play them on your tablet. The 2.4G wireless optical mouses are universal, supporting all desktops and laptops with USB port. The power is provided by 2 AAA batteries 1.5A (not included in the package). The Mini HDMI To HDMI Cable lets you instantly plug your tablet into any TV for instant broadcasting at family get-togethers or meetings. This cable lets you watch videos, stream media, or view documents from your driver on a TV. Universal stylus makes it convenient to turn pages, taking notes, drawing, or typing on your device. Buy from sellers EEEKit or Amazon to ensure authenticity and better service.