... Public Speech Powered Lithium Battery Description: Lithium battery are a popular choice for outdoor eve...
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... sound solution * Built-in battery * Siren alarm mode * Adjust volume control * Record function * USB, TF card input supported AUDIO-....
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...battery) 4.Material:Plastic With these , the whole crowd will pay attention to you - make large events, such as sport, tours, or demonstr...
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MP-101 INSTRUCTION Dry Cell or Lithium Battery All ABS Body, Sturdy Yet Light Weight Built-in Siren, Whistler and Hoot 120 seco...
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... Li-ion Battery OEM Li-ion battery pack 300~6000 mah 3.7V 7.4V 11.1V 14.8V 18650 OEM Li-ion battery pack 300~6000 mah 3.7V 7.4V 11.1V 1...
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...high sensitivity and instant response. C.Professional voice amplification,Wireless/Wired Support D.Multifunctions: microphone amplificati...
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