D6237 Connecting Box for Embedded UnitsAugust 21, 2017view
D6221 Conference Speech & Vote Chairman UnitNovember 30, 2016D6221 Desktop Chairman Speech/Vote Unit provides functions such as speech, vote, check-in and self-checking.view
D6231 Embedded Chairman Microphone with Voting FunctionAugust 21, 2017D6231 embedded chairman microphone with voting function is a professional conference system Microphone with sensitive buttons and easy to operate. Not only does it have exquisite embedded structure de...viewwe will contact you within 24 hours.
DSPPA | An In-depth Exchange with Bangladesh PartnerMay 8, 2025Abstract: DSPPA showcased its speaker capabilities alongside its Bangladeshi partners to the international market.view
DSPPA PA System Applied to the Haixin Bridge in GuangzhouSeptember 1, 2021Abstract: Invite you to enjoy the new landmark of beautiful Guangzhou!view
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