View this product description in Norwegian.

The CM-304SP is designed for fitness instruction and any applications where humidity is a concern. The sweat-proof feature is most wanted by the industry. Omni directional pick up pattern catches voice effectively.

Headset microphone for wireless system used in fitness instruction
Omni directional pick up pattern
Sweat-proof microphone housing and entire construction makes CM-304SP reliable in high humidity environment.
Detachable cables available for wireless systems from most brands.

SPECIFICATIONS

Type Condenser
Frequency Response 50~20,000 Hz
Polar Pattern Omni-directional
Sensitivity (1,000 Hz) -53±3 dB* (2.24mV) *0dB=1V /µbar
Impedance Rated impedance is 1.8KO
Max. SPL for 1?THD 130dB
Connector 801C4(4P Mini XLR)