The MHL Micro USB male to HDMI female adapter is ideal for connecting your TCL 30 Z to an HDMI TV using your HDMI cable. This adapter transmits both audio and video. The adapter easily connects to the USB 2.0 Micro-B port of your TCL 30 Z while it connects to the HDMI port of an HDTV or an HDMI home theater system via a HDMI cable.