Megaphone-330s recording
1.Loudness(MAX):
108DB;(test equipment):TES-1350A。 2.Distortion:5%。
3.reached distance:(tailwind)about200M
。
4.VDC:DC 3V-5V。
5.frequency:100HZ—10KHZ
。
6.weight:主机about0.46kg。
7.Size:about135MM(Caliber)*220MM(length)。
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