DSP308 Outdoor Waterproof Column SpeakerNovember 15, 2016Description:DSP308 is an outdoor waterproof column speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection ...view
DSP255II Outdoor Waterproof Column SpeakerNovember 18, 2016The speaker DSP255II is made of aluminum alloy housing, with a fine, smooth sand surface, with a strong textured appearance and capable of providing professional levels.view
DSP258 Outdoor Waterproof Column SpeakerNovember 16, 2016Description:This series of speakers are weatherproof outdoor column speakers with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which make...viewwe will contact you within 24 hours.
Questions and Answers on Knowledge of Various Audio Conference Systems (II)March 29, 2019What issues need to be considered in purchasing an audio conferencing system?When purchasing audio conferencing system, we need to consider the following points:1. Considering the reduction rate, soun...view
Precautions for Purchasing a Wireless Conference SystemSeptember 23, 2021Wireless conference systems have gradually been familiar with the public, ranging from national summits to ordinary offices, and more and more companies purchase wireless conference systems. Below we ...view
EN
ar
bn
fr
ms
de
th
id
hi
pt
ru
es
