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Wireless microphone/sound card

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AD822-2 (built-in charging) one-to-two universal wireless microphone

Microphone/audio

AD532 one-to-two universal wireless microphone

AD232 one-drive-two universal wireless phone made of aluminum alloy

Microphone/audio

AD322 (built-in charging) one-drive-two universal wireless phone, all metal

AD-X9 one-to-two universal wireless microphone