PRODUCTS
What is a Super Directional Loudspeaker?
A Super Directional Loudspeaker can send sound the place which you want to send by emitting sound like a laser. Since ultrasonic waves send sound, the straightness of sound is excellent. Almost no sound can be heard from the back or the sides of the speaker.
Directional Dome Speaker PROPA-UD500
There is a sound in the dome !!
You can hear louder sound below the dome speaker.
You can adjust the volume and connect with Bluetooth.
When the surroundings are noisy, you can hear the sound only under the speaker.
If the surroundings are quiet, a small sound can be heard even outside
the speaker due to the reflected sound.
Max. SPL
100dB@1m
Frequency Response
100Hz ~ 5kHz(-10dB
Amplifier
Built-in type
Power
12VDC(12W)
Size
500×500×240mm
Input Method
Audio stereo jack(3.5Ø) 0.9V peak
etc
Bluetooth Integrated
There is a sound in the dome !!
You can hear louder sound below the dome speaker.
You can adjust the volume and connect with Bluetooth.
When the surroundings are noisy, you can hear the sound only under the speaker.
If the surroundings are quiet, a small sound can be heard even outside
the speaker due to the reflected sound.
| Max. SPL | 100dB@1m |
| Frequency Response | 100Hz ~ 5kHz(-10dB |
| Amplifier | Built-in type |
| Power | 12VDC(12W) |
| Size | 500×500×240mm |
| Input Method | Audio stereo jack(3.5Ø) 0.9V peak |
| etc | Bluetooth Integrated |
View the Products
Main Features of Super Directional Loudspeaker
– Test of the Super Directional Loudspeaker –
- Test report (NSSC-TR-16-0054), Next Generation Sound Supporting Center
- Max. SPL : 104dB
- Frequency range : 100Hz~5kHz
How to use a Directional Loudspeaker
Each sound does not interfere with each other, and only the sound of the ad you are looking at is heard.
Sound can be transmitted only to the desired area, so effective information can be provided.
The announcement can be delivered to those who need attention without being assimilated to ambient noise.
Sound can be delivered only to where you want without noise damage to the surrounding areas.
