Shure GLXD24/SM58, Wireless-System, ""SM Vocal"" Series, Digital 2,4 GHz Wireless-System, Transmitter power 10mW, Simultaneously up to 8 systems, Automatic Frequency-Setup, Pilot tone, Microprocessor controlled antenna diversity, Real-time transmitter battery status displayed in hours and minutes, Remote adjustable transmitter gain control, Hard plastic receiver, Fixed antennas on the front, XLR and Jack outputs, High-resolution LCD display, Integrated battery charger, Dimensions receiver: 40 x 183 x 117 mm, Weight receiver: 286 g, Beta58 Handheld transmitter, Handheld transmitter made of durable plastic, Dynamic SM58 microphone capsule, Frequency range: 50 - 15.000 Hz, Dynamic cardioid capsule, Dynamic range 120 dB, Dimensions transmitter: 51 x 252 mm, Weight transmitter: 267 g, Up to 16 hours of battery life, Up to 60 m operating distance, Delivery includes: Shure Lithium-ion rechargeable battery and charger set