AirLine takes the concept of wireless to new heights with transmitters so small and lightweight, they are nearly invisible, providing a true wireless experience with no cables or belt packs. For such small and inconspicuous transmitters, we developed new proprietary technology, featuring miniaturized circuitry that provides significantly improved wireless reception and sound quality. Features the revolutionary AirLine "plug-in" AF1 guitar transmitter for Strat-style inputs Less than half the size of conventional belt packs, this miniaturized transmitter runs on a single AAA battery with 14 hours of battery life.