1. Product Overview:

1. The working principle of the product is that when it senses human body signals (when a person passes by, passes by, or approaches), the device is automatically triggered and automatically plays the pre-stored audio information;

The sensing distance is approximately in the range of 0-8 meters, forming a conical detection area;

It is widely used in scenic spots, exhibition halls, museums, factories and other places that require automatic explanations;

The products include ceiling type, wall-mounted type, etc.

We have currently served more than 5,000 customers at home and abroad.

2. Use MP3/WAV two universal audio formats for hardware decoding; customers only need to save the audio they want to play into the device;

The product adopts built-in storage design. When you want to change the audio, please use a computer cable to connect the computer and the playback device, similar to a USB flash drive, find the drive letter, and store the audio file you need in the device;

3. This product adopts the design of embedded ceiling speaker. On the ceiling with suspended ceiling, the staff only needs to open a hole of 15cm to complete the installation. It is simple and convenient.

Then connect the 110-220V power supply, and the device will work normally;

4. The project is established based on the sound design plan. The equipment is equipped with audio hardware decoding and internal power amplifier, control system, and power module design plan as one;

The product is simple and practical, with wide application; it uses full-range speakers with high sound reproduction;

2. Product Features:

1. Power supply mode: DC regulated power supply (DC9-12V);

2. Fully automatic voice playback, no manual intervention required;

3. High-fidelity MP3 audio playback, good sound quality, high tone restoration;

4. The volume is adjustable and is suitable for all kinds of places;

5. Support song selection function;

6. Support U disk/TF card storage (32M~4G);

7. The human body sensor has a sensing angle of 120° and an effective sensing distance of 0-6 meters;

8. Built-in 10W power amplifier circuit to ensure loud and beautiful sound;