Charging Dock + 3-Port USB Hub + SD Card Adapter for Samsung - Black + Silver
Smart cell phone SD card reader up to 32GB; 3-port hub function; Directly connect power supply (DC 5V); HDMI connect TV monitor; 3-USB ports support Hi-Speed USB mouse keyboard; Compatible with Samsung devices; Comes with a data charging cable; In the charging state the double consonant connection DC3.5 seat the output audio to the speaker.