TOA's ER-604W 6W Speaker-Style Shoulder Megaphone with Whistle is a sturdy megaphone that looks like a speaker. This public address system comes with a detachable portable microphone and a built-in whistle, both of which are operated by a push-button. For voice and whistle operation, the unit has a projection range of over 525' and is equipped with a built-in battery-test indicator as well as a voice-switch mode. The ER-604W also has a 1/4" mic input, a 3.5mm mini-jack input for a second mic, and a 3.5mm auxiliary input for playing music from a CD, smartphone, or MP3 player through the system.
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