The uni-directional TD series microphone provides directional performance in a thin space saving design. The module uses two sound ports and a single diaphragm to produce a supercardiod polar pattern. Various time delays are available to customize the polar pattern. Also available as part of the TP series uni-directional / omni-directional module.
Features
For Power BTE, Standard BTE, Full-shell ITE, and Half-shell ITE applications
Improved RFI and EMI suppression
Two port configuration
Various port locations
Custom tube diameters and lengths available