D1005V Electric Magnetic Pen ChargerAugust 28, 2019view
D4044HD Video Recorder with Encode & Decode FunctionJuly 26, 2018view
D9024POE Intelligent Network POE ExtenderJuly 26, 201824PoE switch is provided with 24 10/100 Base-TX Ethernet ports, and port 1-24 all can support IEEE 802.3af PoE (15.4W) standard power supply, and 250W for the whole device. PoE maximum output power is...viewwe will contact you within 24 hours.
Exploring the Benefits of Outdoor Column Speakers in Lecture TheatresDecember 22, 2023In the realm of academia, the dynamics of learning environments are constantly evolving. Traditional lecture halls are giving way to innovative spaces that break down the barriers between indoor and o...view
The discriminative methods of positive and negative poles of announcement speakerJune 22, 2018The phase of an announcement speaker is the connection of the positive and negative poles of the loudspeaker when used in series and parallel. When more than two speakers are used, the consistency of ...view
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