High Quality Dynamic Capsule. 240mm Gooseneck. Lock & Push to Talk ButtonFrequency Response: 80Hz – 18kHz Impedance: 600 or 50k Sensitivity: -55dB Connector: 3 Pin XLR Male Height: 335mm Weight: 250g. A professional dynamic paging microphone with a flexible 240mm gooseneck is perfect for public announcements in public applications such as shopping outlets- churches and meeting halls. The connection for this microphone is a standard 3pin male XLR connector so use with standard PA systems is simple and easy. A locking talk button means the user does not have to press and hold a button to use this microphone.. PA MICROPHONE