This Shure BLX2/PG58 Handheld Transmitter is perfect for singers and performers on stage. It's lightweight, weighing 7.7 oz (218 g without batteries), with dimensions of 2.5 x 4.3 x 0.8 inches (64 x 110 x 21 mm). You can enjoy up to 14 hours of continuous use with the included 2 x AA batteries, and it has an operating range of 100m. With features like adjustable gain control and quick frequency matching, it's easy to set up and use.