Albers KeyPal Pro 2 Way Bluetooth camera shutter release / music controller / iPhone and object finder (Black) Two way communication: You can find KeyPal Pro by using APP on your iPhone or you can find your iPhone by pressing the button on the KeyPal Pro You can pair up to 10 KeyPal Pro to one iPhone. This enables you to track multiple items by using only one iPhone Displays last know location on map when KeyPal Pro is outside of the preset range, your iPhone will ring to notify that KeyPal Pro is out of range. If you miss the notification, then APP will remember the last known location of KeyPal Pro and display the location on a map. Wireless Camera Remote: You can control shutter, zoom in and zoom out function for your camera app by using KeyPal Pro Use KeyPal Pro to control music playback and volume and also start and stop voice recording