TOA / EC-100M Call guidance microphone

Microphone with electro-chime. It is easy to use, can be used like a microphone anywhere. The 2 AA battery lasts about 2 years (when used 150 times a day) .

■ Call guidance microphone
■ With chime
■ Chime: Rising and falling of 4 consecutive sounds
■ Striking frequency: 442/553/660 / 883Hz
■ Power supply: DC3V (2 AA batteries)
■ Directivity: Unidirectional
■ Frequency response: 200Hz-10kHz
■ Weight: 770g
■ Accessories: Connection cord (2 m), Flat-blade screwdriver for adjustment, Windscreen