You can buy in: http://www.cablematic.co.uk/search/mh12/MHL-to-HDMI-converter-cable-for-Samsung-Galaxy-S3-and-S4-Samsung-Galaxy-Note/MH12/
MHL to HDMI adapter. The Mobile High-Definition Link (MHL = Mobile High-Definition Link) lets you connect mobile devices to HD TV with HDMI interface. The mobile device has to withstand the MHL technology. It has 20 cm cable terminated micro USB plug that connects to the mobile terminal (MHL) connector. At the other end has HDMI type A female connector. Supplied HDMI Cable 1.8m for thedirect connection to the TV. Requires power via a micro female available USB port (not micro power supply or USB cable supplied). You can purchase a USB cable A Male to Micro USB Male (references US8x) to power the device. Supports HDMI, HDCP MHL and resolutions of 25-75 MHz
Model that includes microUSB adapter connector to adapt the Samsung Galaxy S3 and S4 and Samsung Galaxy Note II. These models have a special connector with internal 11 pin while the microUSB standard is 5-pin. This small adapter connector these terminals Samsung 5-pin turns. This enables conversion cable MHL microUSB to HDMI TV to display video (see references MH0x).
