The product DSP4465 adopts a two-way frequency division structure and uses a dome tweeter for high-frequency sound. It has the characteristics of long transmission distance and high sensitivity. This series of products is suitable for public places such as hotels, shopping malls, supermarkets, schools, and entertainment venues. 

Model | DSP4120 | DSP4235 | DSP4350 | DSP4465 |
Drive Unit | 0.75"+4"1 | 0.75"+4"2 | 0.75"+4"3 | 0.75"+4"4 |
Rated Power | 15W | 30W | 45W | 60W |
Sensitivity (1m,1W) | 90dB±2dB | |||
Frequency Response | 100~ 18000Hz | |||
Max. SPL | 102dB±2dB | 104dB±2dB | 105dB±2dB | 106dB±2dB |
Height (mm) | 265 | 386 | 507 | 628 |
Width (mm) | 130 | |||
Depth (mm) | 120 | |||
Weight (kg) | 1.7 | 2.5 | 3.4 | 4.2 |
DSP455II Outdoor Waterproof Column SpeakerNovember 18, 2016Description:The DSP455II is a weatherproof outdoor column speaker with a 70v/100v transformer built-in.The 70v/100v transmission is realized in a high-voltage, low-current mode, which makes longer dis...view
DSP358 New 120W Outdoor Column SpeakerJune 25, 2025This 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 makes longer dis...view
DSP4120 15W Outdoor Column SpeakerNovember 9, 2023The product DSP4120 adopts a two-way frequency division structure and uses a dome tweeter for high-frequency sound. It has the characteristics of long transmission distance and high sensitivity. This ...viewwe will contact you within 24 hours.
Invitation to China Public Security Expo in Shenzhen on 28-31 Oct.October 28, 2019Invitation to China Public Security Expo in Shenzhen on 28-31 Oct.DSPPA sincerely invites you to attend the 17th China Public Security Expo in Shenzhen Convention & Exhition Center on 28-31 Octobe...view
DSPPA | Brand Promotion Event Held in OmanApril 22, 2025Abstract: With its Oman partner, DSPPA presented audiovisual solutions to industry professionals and government representatives.view