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[Replacement Wireless Head Microphone for Sanwa Supply's MM-SPAMP15 Megaphone Speaker]
●This is a wireless head microphone that can be used with Sanwa Supply's wireless portable megaphone (model number/MM-SPAMP15). ●The microphone part has a flexible arm and can be moved freely. ≪Caution≫ This product is for MM-SPAMP15 only.
Wireless Head Microphone> ■Type: Unidirectional Electret Type ■Frequency Response: 60Hz to 16KHz ■Sensitivity: -51 to -54dB ■Transmission Frequency: 806.125 to 809.750MHz ■Transmission Distance: Up to 30m ■Power Supply: Built-in Lithium-ion Battery (3.7V 400mAh) ■Charging Method: microUSB Power Supply (5V2A) ■Charging Time: Approx. 2.5 hours ■Continuous Use Time: Approx. 4 to 5 hours ■Weight: Approx. 40g
