Model | Property | Capacity |
WH-4 | Volume controller | 6W/30W |
WH-4F | Volume controller With extend & EMC function | 6W/30W |
EH30/60/120/200 | Extended Transformer | 30W/60W/120W/200W |
WH-2 Speaker Volume Controller With SelectorMarch 16, 2017WH-2 is a volume controller with channel selector, which can be extended to 30W,60W,120W & 200W capacities.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 ...view
WH-25/WH-50 Impedance Matching Stereo Volume ControllerJuly 21, 2017WH25/ WH50 is a wall mounted impedance matching stereo volume control, which connects between the speaker level output of an amplifier, receiver or speaker selector and a pair of speakers.The volume c...viewwe will contact you within 24 hours.
DSPPA | Joint Display at Securika Moscow 2024April 19, 2024Abstract: DSPPA and its agents participated jointly in Securika Moscow 2024, achieving success and rich rewards at the exhibition.view
DSPPA | Awaits You at Booth EH5-01, InfoComm China 2025April 9, 2025Abstract: Join DSPPA at Booth EH5-01 for Beijing InfoComm China 2025, April 16-18.view




