This ceiling loudspeaker uses infrared induction to start the PA loudspeaker playback mode to complete what the customer needs. Voice prompt is triggered when people or cars come,and the light is on at the same time, which plays a voice warning prompt function. The built-in high-quality full-frequency speaker unit broadcasts voice files and songs, whcih has clear and bright sound, good penetration.
Parameters
Sensing distance: within 8 meters
Sensing range: the angle is sector 60 degrees
Sensor broadcast mode: Infrared sensor triggers once storage content broadcast once
The function of downloading U disk files: customers can download songs to the U disk on their own computers;
Text-to-speech function is required to download the corresponding software to solve.
Ceiling Speaker Bluetooth function:Connect your phone or computer to Bluetooth
LED light:The light comes on when the sensor is triggered
Remote control function
Power supply:220V50HZ DC:12V power supply can be reserved
Power:10W-15W-20W-30W-40W-60W optional
Use and Operation
U disk file induction broadcast
1) When a voice file is built in the U disk, it will be broadcast once after the induction is triggered, and the broadcast will be triggered continuously when the person walks around without leaving, The content file is stopped one last time until person leaves
2) U disk to store multiple songs or voice files operation: select one of them, you can press to broadcast the content of this file, The operation cannot be broadcast in full;
3) computer or mobile phone bluetooth link playback:
The bluetooth link is not controlled by the trigger sensor when playing,
First of all, the bluetooth link is good, the name of bluetooth is BT-SPEAKER and it can be used after connection
Conduct a walking test of the coverage area
Personnel walks within the detection range of the detector and take a walk test
Instructions for using the remote control:
This 
is one of our audio products produced by our company, and the functions are as follows
Function Description:
Mode key: mode conversion of Bluetooth, USB, SD, and sensor playback
On/Off key: press once to turn off, press this key again to turn off
Previous song key: Press this key to play the previous song;
Play/Pause key: Press this key to pause function, press it again to play key;
Volume down key: press this key to reduce the volume;
EQ key: press this key to change the tone;
Cycle key: This key is a single cycle and all cycle play keys;
Number keys: select music for playback;
USB/SD key: only switch USB playback or SD card playback;
Volume up key: press this key to increase the volume;
Next song key: press this key to play the next song;
Mute key: press this key to turn off the sound, press it again to turn on the sound;
Precautions
◆Do not choose too steep slope(when slope>30 degrees, the probe angle is not easy to adjust, and the range angle of sensing personnel is limited
◆Do not install it on the steps where the height difference between the installation location and the pedestrian road is too large, such as on roadside flower beds, it will not work if it is 0.6 meters higher than the road surface.
◆Do not install it next to residential houses to avoid disturbing the residents.