| Model | Property | Capacity |
| WH-3 | Volume controller | 6W |
| WH-23F | Volume controller with override | 6W |
WH-1II Series Volume ControllerMarch 16, 2017Simple modern appearance Streamline design, rounded corners, elegant and agile; the panel through the magic color spray treatment, color luster bright, and can effectively resist scratches. Erg...view
WH-2F Volume ControllerMarch 16, 2017Serving multiple purposes, in-wall volume controls not only add convivence and accessibility, but also help to ensure you get the most from your amplifier. With a whole-house audio system, you’ll enj...view
WH-2RS Dual-channel Volume ControllerDecember 28, 2022This product is a 2-channel constant-resistance volume controller with override function. With streamlined design and rounded corners, it is made of high-quality ABS plastic, and the panel is sprayed ...viewwe will contact you within 24 hours.
DSP9000 IP Network PA & Intercom System for PrisonsApril 25, 2025DSP9000 IP Network PA & Intercom System integrates computer networks, PSTN, and mobile communication networks into a unified audiovisual communication solution. It enables interconnectivity across LAN, WAN, PSTN, and mobile devices, offering cost-effective voice, video intercom, and broadcasting functions, making it ideal for application in schools, hospitals, apartments, factories, and public transit stations.view
Technical Analysis of the Paperless Conference SystemNovember 9, 20211. Analysis of the status quo of the paperless conferenceWith a rapid development, the form of the paperless conference has gradually expanded from the original conference system used on PCs and table...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
