TABLE OF CONTENTS
- Quick Reference
- What's in the Box
- Setup
- Ringtone Selection
- Volume
- Important Usage Notes
- Care & Maintenance
- Still stuck?
Quick Reference

| Feature | Details |
|---|---|
| Product | Ping U USB Wireless Doorbell |
| Receiver Power | USB 5V |
| Transmitter Battery | CR2032 3V |
| Material | ABS |
| Ringtones | 38 musical chimes |
| Volume | 4 levels, including Mute |
| Wireless Range | Up to 120m in open area |
| Transmitter Protection | IP44 rated |
| Receiver Indicator | LED flash light |
What's in the Box
| Item | Quantity |
|---|---|
| USB Wireless Receiver | 1 |
| Wireless Transmitter | 1 |
| Adhesive Tape | 1 |
| User Manual | 1 |
Setup
1. Power the Receiver
Plug the receiver into a 5V USB power source.
The receiver powers on automatically.
A standard USB charger is recommended for stable performance.
2. Place the Transmitter
Attach the transmitter to the desired surface using the supplied adhesive tape.
3. Ring the Doorbell
The transmitter and receiver are pre-paired before delivery. Simply press the transmitter button to ring the receiver.
Ringtone Selection
Press the Music button on the receiver to browse through the available melodies. Stop pressing when you reach your preferred ringtone.
Volume
Press the Volume button to change the sound level.
| Level | Function |
|---|---|
| Level 1–3 | Sound levels |
| Mute | No ringtone |
Important Usage Notes
Keep the receiver connected to a stable 5V USB power source.
The transmitter uses a CR2032 3V coin-cell battery.
Wireless range can vary depending on walls, obstructions and the installation environment.
The transmitter is IP44 rated.
Care & Maintenance
Keep the product clean and dry.
Do not disassemble the device unnecessarily.
Store it in a cool, dry place when not in use.
Still stuck?
If the issue persists after performing all troubleshooting steps, please raise a support request.
Our support team will assist you further.
Support
Visit: www.portronics.com
Support Portal: support.portronics.com
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