Compare“Mini Wireless Voice Amplifier with Two Bluetooth Microphones,Portable Megaphone Speaker Rechargeable PA System for Teaching,15W 2600mAh Rechargeable Small Speaker with Headset Mic for Teachers” has been added to the compare list
Product description World Wide Input Voltage 100-240VAC 50/60Hz.Replacement AC Adapter/Charger ,100% Compatible with the device model listed.Charger/Adapter has total 10
Product description Microphone wireless transmission system Wireless transmission/stable signal/durable battery UHF wirelesstransmission 1968inch long distance reception, stable signal Wired to
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