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2.4G Wireless Microphone Speech Headset Megaphone Radio Mic for LoudspeakerFeatures:1. Longer wireless transmission distance2. ..

Features:1. 2.4G wireless technology, the transmission distance is up to 30m, no directional restrictions;2. The transmitter h..

2.4G Wireless Microphone Speech Headset Megaphone Radio Mic For Loudspeaker Teaching Meeting Tour Guide Features:1. Longerwire..

Features:1. 2.4G wireless technology, the transmission distance is up to 30m, no directional restrictions;2. The transmitter h..

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