The Shure ADX Handheld Transmitter with Beta 87A Microphone is a high-performance wireless system designed for professional vocal applications. This transmitter features the renowned Beta 87A supercardioid condenser microphone capsule, known for its smooth, detailed sound and exceptional off-axis rejection, making it ideal for live performances and broadcast environments. The ADX transmitter offers advanced features such as ShowLink remote control for real-time adjustments, frequency diversity to prevent dropouts, and encryption for secure audio transmission. Its robust metal construction ensures durability, while the rechargeable lithium-ion battery provides up to 10 hours of continuous use. The ADX Handheld Transmitter is part of Shure's Axient Digital series, delivering uncompromising audio quality, reliability, and versatility for the most demanding professional settings.