Acoustic Research Zentral ARRZ300IP Smartphone AV Remote for iPhone Turn your iPhone into an AV remote for your home theater; compatible with iPhone/iPod Touch (2nd generation and later) Get up-to-date local program guide information and set your favorite channels One-touch activities give you control over the devices you need, when you need them Combine multi-step activities into a single keystroke with customizable macros 30-foot range from smartphone to Zentral Receiver