The Shure AD2/K11 is a top - notch digital handheld wireless microphone transmitter. It's a dream come true for musicians, broadcasters, and public speakers, offering outstanding audio performance. This transmitter is designed to work flawlessly with Axient Digital Wireless Systems. It combines the excellent audio quality of the KSM11 Cardioid Condenser Microphone with the advanced RF performance and encryption of Axient Digital. You'll get deep, rich lows, clear mids, and sharp highs, perfect for capturing a wide audio range. Built from durable metal, it comes in sleek black or nickel finishes, looking professional in any setting. It has rechargeable power options and can be docked for easy charging. Remember to match frequency bands when buying separate wireless components for the best system operation. Key features include combining the KSM11 microphone with Axient Digital RF performance, great sound across all frequencies, a durable metal body, compatibility with Axient Digital systems, the famous KSM11 cartridge, long battery life (over 11 hours with Shure lithium - ion rechargeable batteries or 8 hours with AA batteries at 10 mW), two transmission modes (Standard for wide coverage and High Density for more channels), a backlit LCD with an easy - to - use menu, a low - profile lockable power switch, secure encrypted transmission, and multiple battery power options with dock - charging contacts. The frequency band is G57 (470 - 608MHz). The package includes a WA618 Charging Contact Cover for AD2, a 95B2313 Zipper Bag, a WA371 Microphone Clip, a 31A1856 Euro - Threaded Adapter, and two 80B8201 AA Alkaline Batteries.

Using the Shure AD2/K11 is easy. First, if you're using AA batteries, simply insert them into the battery compartment. If you have Shure lithium - ion rechargeable batteries, make sure they're charged and then place them in. You can also dock the transmitter for charging. When setting up, ensure the frequency band of all your wireless components matches the G57 (470 - 608MHz) band of this transmitter for the best performance. You can choose between the Standard transmission mode for wide - area coverage or the High Density mode when you need more channels. Navigate through the backlit LCD menu to adjust settings as you like. The low - profile lockable power switch helps prevent accidental turn - offs. When it comes to maintenance, keep the metal body clean with a soft, dry cloth. Avoid exposing it to extreme temperatures or moisture. If you're not using it for a long time, remove the batteries to prevent damage. And always store it in the provided zipper bag to protect it from dust and scratches.