If you have been researching the Motorola MOTOROKR S9 headphones, the Motorola S9-HD will be your next home work. At the CES 2008 show, Motorola announced the Motorola S9-HD, an update to the very well known Motorola S9 stereo Bluetooth headphones. This new version adds 3D surround sound and high-definition audio – compliments of SRS [...]