TOA / EC-100M

This is a microphone with an electro-chime. It's easy to operate and can be used just like a regular microphone, so it can be used anywhere. It can also be used for approximately two years (when used 150 times per day) with two C batteries.

■Call Announcement Microphone
■With Chime
■Chime: 4 consecutive chimes (upward and downward)
■Striking Frequency: 442/553/660/883Hz
■Power Supply: DC 3V (2 AA batteries)
■Directivity: Unidirectional
■Frequency Response: 200Hz-10kHz
■Weight: 770g
■Accessories: 1 x 2m Connection Cord, 1 x Flathead Screwdriver for Adjustment, 1 x Windscreen