LA1521H 600W Acoustic Hailing DeviceApril 17, 2017view
AHD200 200W All Weather Proof Design Acoustic Hailing System Auxiliary Speaker (16Ω)November 20, 2019view
LRAS1830 300W Long Range Acoustic Hailing Intense Sound Speaker 300WNovember 20, 2019LRAS1830 Long Range Acoustic Hailing Intense Sound Speaker is a compact and portable long range directional acoustic wave transmitter, far superior to other PA systems in public places, and can be us...viewwe will contact you within 24 hours.
OFFICIAL STATEMENT FROM DSPPAApril 7, 2020We hereby declare that we are still running normally and dedicated to providing audiovisual system solution for you.view
The Difference between Two Different Types of Conference Room Wireless MicrophonesOctober 30, 2020Generally, wireless microphones for conference rooms can be divided into two categories, namely U-segment and V-segment wireless microphones. Their differences are as follows:1. The transmission signa...view
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