Guangzhou Waytronic Presents: A cutting-edge, PCB design integrating the advanced WT2605 Voice Chip for reliable escalator safety announcements. This integrated PCB assembly offers a complete audio solution right off the board.
Product Overview:
This specialized PCB module is engineered to deliver clear, automatic safety voice prompts for escalator applications. Utilizing Waytronic’s powerful WT2605 Voice Chip, it provides a compact, efficient, and highly reliable core for safety systems, promoting passenger awareness.

Key Features & Benefits:
Simple Operation: Features only A/B buttons for easy playback control.
Flexible Voice Storage & Playback:
Supports TF Card & Built-in SPI-FLASH: Plays audio from either source.
TF Card Priority & Hot Swap: Automatically plays from TF card if present, and supports swapping cards without powering down.
Voice Update Flexibility: Easily update voice files on the TF card. Supports updating multiple voice files into the built-in SPI-FLASH (capacity dependent on file sizes).
USB Management: Use Micro USB to access the TF card like a U-Disk for effortless voice file changes.
Integrated Audio Power: Features a built-in 2W amplifier (8Ω load) for direct speaker connection.
Robust Performance: High Signal-to-Noise Ratio (SNR ≥ 90dB) ensures clear, intelligible audio output.
Standard Audio Format: Supports universally compatible MP3 audio files.
Convenient Power: Operates on standard USB 5V/1A power supply.
Technical Parameters:
| Feature | Specification |
|---|---|
| Amplifier Power | 2W @ 8Ω (Built-in) |
| Working Voltage | DC 5V (External) |
| Power Supply | USB 5V / 1A |
| Signal-to-Noise | ≥ 90dB |
| Audio Format | MP3 |
| Primary Storage | TF Card (Preferred, Hot-Swappable) |
| Backup Storage | Built-in SPI-FLASH |
| Interface | Micro USB (for TF Card access) |
| Buttons | A / B (Playback Control) |
One-Stop Voice Solution Expertise:
Waytronic specializes in Voice Product One-Stop Personalized Customization. From voice chip selection and PCB design to final PCB assembly and voice recording/programming, we provide comprehensive support for your specific escalator safety voice prompt requirements. Leverage our expertise in the WT2605 platform for a seamless, tailored solution.
Ensure Passenger Safety with Clear, Reliable Voice Guidance. Choose Waytronic’s Engineered PCB Solution.





