iPhone Wireless Presenter turns your iPhone into a wireless presenter with just plug the small transmitter into your iPhone’s Audio Jack and the receiver into your PC’s USB port. However, before you use it, you must download the dedicated “iAMP” app from Appstore. It also allowed you to use it as an Air Mouse, so you can control your cursor directly from your iPhone.
iPhone Wireless Presenter with “iAMP” app will also allow you to use your iPhone to control your Multimedia player and video programs wirelessly. It utilizes 2.4GHz wireless technology that allowed you to operate it in a range of up to 30 meters. This device is compatible with iPhone IOS4.3 or higher, Windows Me/XP/Vista/7, and support Power Point 2003 or above version.
iPhone Wireless Presenter powered by a 50mA rechargeable battery that provides more than four hours operating time in a single charge (one hour). This wireless presenter can be operated with a temperature ranging from zero degrees Celsius to 45 degrees Celsius.
If you are interested, you can buy it from Chinavasion for $32.95.