The Astatic 302-AST878DM is an amplified ceramic desk microphone engineered for industrial and commercial environments, featuring a high-quality omni-directional ceramic cartridge that captures clear audio across all directions. It includes standard push-to-talk and lock-to-talk buttons for flexible operation, a rugged Cycolac resin housing for durability, and a 5-conductor shielded standard Astatic color-coded cable with a 4-pin connector for reliable connectivity. This microphone requires a standard 9-volt battery, which is not included, and is designed for unisex adult use in demanding settings where consistent performance and resilience are essential. Its construction ensures long-term reliability, making it suitable for applications in factories, warehouses, and other professional audio systems that require robust and dependable equipment.