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5 0vdc wireless audio guide system
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The Advanced Wireless Sound Amplification Technology,The Distance Can Also Hear The 008A model is the advanced wireless sound amplification technology...
2025-09-17 17:33:57
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008B Handheld 2 Way Tour Guide System , Bi - Directional Audio Guides For Museums Picture: Parameters: Name Value Working frequency: 796.0-821.0MHz...
2024-12-09 11:55:11
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