Micro USB OTG Hub Host Adapter Connector Socket Cable For Samsung S3 S4 S5 Note 2 3 Sony Xperxia1 Compatible with all tablet and cellphone with OTG function, such as Samsung Galaxy S3 i9300 S4 i9500 Note2 N7100 Note3 N9000 & S5 i9600 and All Micro USB OTG function tablet/phone Three USB extension ports are able to connect the keyboard,mouse,card reader,and etc(it will not connect to hard disk). One power USB port provides supply power if connects with original charger. Size:19.5cm x 3.5cm x 0.8cm-7.68inch x 1.38inch x 0.31inch. Note:The USB power can't charger for your tablet or cellphone,only supply power for OTG ports.