These microphones are for use with Sennheiser body pack transmitters with 3.5mm locking jack inputs. The jack plug screws onto socket lock stopping it from being pulled out.
The microphone is small and compact measuring only 6mm in diameter. A dome shaped top grill and with foam inside and supplied with foam windshield for outside. A solid lightweight omnidirectional microphone compatible with all Sennheiser systems using 3.5mm locking jack plug. These are also compatible with most other similar body pack transmitters including Trantec and KAM. Features & Specifications Miniature Lavalier Tie Clip Microphone Device type: Back Electret Condenser Cable type: Screened 2mm diameter Sensitivity: -45dB/³bar (Open Circuit) Frequency response: 50Hz - 18kHz Connector type: 3.5mm Jack Plug Length / Height, external: 10mm Durable & comfortable to wear Voltage supply DC: 1.5v - 10v Microphone diameter: 6mm Transducer Function: Sound Directivity: Omnidirectional Removable adjustable clip Impedance: 1.5k Ohm Length, lead: 1 metre Perfect for interviews Colour, base: Black Weight: 15 grams