HDMI stands for High Definition Multimedia Interface, some of the worlds largest audio visual manufacturers have signed up to the HDMI specification. Over the next few years HDMI will become the mainstream interconnect replacing analogue cable systems such as the scart, common in Europe.
3.5mm Jack (headphone jack) to two 3.5mm sockets. Gold plated connectors. Allows you to plug two speakers or headphones into one socket. Connect any two devices to one 3.5mm socket. [May result in reduced volume in some circumstances where the outputted signal is shared]
HDMI (High Definition Multimedia Interface) is a specification that combines video and audio into a single digital interface for use with DVD players digital television (DTV) players set-top boxes and other audio visual devices.