See More: br br Master security : br br Portable BungeeAir fob attaches to your keys or handbag br Free BungeeAir app gives you control of the wireless security tether functionality and settings br Integrated lithium polymer battery case adds 4 hours of power for talk time to your iPhone 4 br Case has a built-in 2-position stand to hold your iPhone in landscape or portrait mode br Download the Kensington BungeeAir application from the Apple App store at no extra cost - compatible with iPhone 4