DSP660 is a landscape garden speaker with built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers. DSP660 is made of dual direction phoning, sounds loudly. The shape is of dual direction lamp, steady and graceful, suitable for grassland.
It is an ideal choice for industrial and commercial applications in the outdoor area of train station, shopping mall, parking area and factory where background music and paging is needed. It is with IP6 waterproof level, which means it can directly exposed to outdoor severe environment. The high-class resin material is strongly resistant to cold, snow, ice, high temp and sunshine.

DSP20SUB(100V & 8Ω) 10 Inch 200W In-Ground Outdoor SubwooferApril 17, 2025The DSP20SUB 10” 200W In-Ground Outdoor Subwoofer is designed to deliver deep, powerful bass for outdoor audio systems. Featuring a 10” dual voice coil (DVC) polypropylene and Santoprene subwoofer, ...view
DSP650 8 Inch Landscape Waterproof Rock SpeakerNovember 29, 2016DSP650 is a landscape garden speaker with built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple louds...view
DSP40SUB 150W Outdoor SubwooferMarch 18, 2024The DSP40SUB is an IP66 rated, 150W subwoofer speaker designed for outdoor use, featuring a 10” polypropylene cone, 20-300Hz frequency response, 86dB sensitivity. It delivers powerful low-frequency s...viewwe will contact you within 24 hours.
Common Problems And Solutions of Meeting Room Speaker SystemJune 28, 20181. Common interference for meeting room speaker systemThe interference generated by the audio signal during transmission is manifold. Commonly, it includes Power interference, inter device interferenc...view
DSPPA | Christmas Bash: Where Fun Meets FestivityDecember 26, 2023Abstract: DSPPA Group celebrated the holiday season with a festive Christmas party, extending warm wishes to all friends.view