The Astatic AST-878DM is designed for fixed or temporary paging applications. The frequency response is broad with a gentle rise in the high midrange for speech intelligibility.

Features:

• World Famous Desk Mic
• Standard Push-to-Talk and Lock-to-Talk Buttons
• High Quality Omni Directional Ceramic Cartridge
• 5 Conductor Shielded Standard Astatic Color Coded Cable
• 4-Pin Connector
• Rugged Cycolac Resin Housing
• Requires a Standard 9-Volt Battery (Not Included)
• For Industrial and Commercial Application

Specifications:

• Operating Principal: Moving Coil Dynamic
• Polar Pattern: Omnidirectional
• Frequency Response: 80Hz ? 12KHz
• Hi-Z Sensitivity: -43dBV (7.2 mV) @ 1 Pa
• Impedance: 40K ohms
• Lo-Z Impedance: 400 ohms

Package Includes:

• 1 x Radio Desk Base Station Microphone