DSP640 is a landscape garden speaker. It has a built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers.
The high-class resin enclosure is of rock shape and weatherproof. It is with heavy damage proof finish. Easy and secure installation in outdoor area.
It is an ideal choice for industrial and commercial applications in outdoor areas, such as train station, shopping mall, parking area and factory where background music and paging are needed.

Model | DSP640 | |
Full Range | 6.5”×1 | |
Rated Power | 23W | |
Max. Power | 45W | |
Rated Voltage | 70V | 12W-23W |
100V | 23W | |
Sensitivity (1M, 1W) | 88±2dB | |
Max. SPL (1M) | 102±2dB | |
Frequency Response | 80Hz-16kHz | |
Dimension (L×W×H) | 250×360×420mm | |
Weight | 7Kg | |
DSP647 5 Inch Outdoor Waterproof Garden Rock SpeakerNovember 29, 2016This lawn speaker, crafted from high-quality resin with a rock-like design, combines durability and elegance, delivering clear, bright sound and blending perfectly into outdoor landscapes. Supporting ...view
DSP630 15W Mushroom Speaker SystemNovember 18, 2016Description:The DSP630 is a landscape garden speaker with a 70v/100v transformer built in. The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer distance trans...view
DSP668 20W Rock-shaped Garden SpeakerDecember 29, 2022This product is a rock-shaped garden speaker. It is made of high-quality resin and adopts waterproof unit, with high mechanical strength and long service life. It is suitable for schools, parks, squar...viewwe will contact you within 24 hours.
When Sound Systems Become "Invisible": Exploring New Frontiers in Home AcousticsApril 30, 2025In traditional perception, audio systems are a prominent presence in the living room or home theater. They are either large floor-standing speakers or rows of audio equipment mounted on the wall, vary...view
Conference System Microphone Equipment SelectionDecember 28, 2021As we all know, when attending a conference or giving a speech, many people have been disturbed by the accidental whistling of the microphone and the vague sound reinforcement. So how to choose the mi...view