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|
| High
powered portable Megaphone is equipped with a siren and a noise
cancelling Microphone. |
| GM-101
capable of eliminating feedback and howling. It operates on
12 V, 8 Nos. 1.5 V 'C' Type um-2 dry cells and external 12 V
D.C. car battery. |
| GM-20
has a voice range of 600 mts. in quite environment and 300 mts.
in noisy areas. It can be shoulder slung or can be mounted on
stand. |
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