Bluetooth capability with a free mobile app for Apple, Android, and Kindle devices to catalog data, and provide an enhanced user interface Bright LED indicator to signal the start, which can be useful for those with hearing loss Headset jack, for a private practice session, when the beeper may be a nuisance to others Built in shot string memory of up to 50 strings for later review on screen; Built in “hit factor” scoring calculator for USPSA shooters Increased sensitivity capability that can pick up the snap of a finger