TECKNET TK-WD808
TECKNET Wireless Doorbell Instruction Manual
Model: TK-WD808
1. Introduction
Thank you for choosing the TECKNET Wireless Doorbell. This product features a battery-free transmitter and a receiver with integrated EU sockets and USB charging ports, offering convenience and reliability. With an IP65 waterproof rating and a wireless range of up to 400 meters, it is designed for versatile use in various environments. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance.

Image: The TECKNET Wireless Doorbell system, showing two plug-in receivers and one push-button transmitter.
2. Safety Information
Please read and understand all safety instructions before using this product. Keep this manual for future reference.
- Do not expose the receiver to water or excessive humidity. The transmitter is IP65 waterproof, but the receiver is for indoor use only.
- Ensure the power outlet used for the receiver is easily accessible.
- Do not disassemble or attempt to repair the device yourself. Contact customer support if service is required.
- Avoid placing the receiver near heat sources or in direct sunlight.
- The integrated socket on the receiver should not be used for high-power appliances exceeding 2000 watts (EU/UK).
- Keep out of reach of children.
3. Package Contents
Verify that all items are present in your package:
- 1 x Battery-Free Transmitter (Push Button)
- 2 x Plug-in Receivers with EU Socket and USB Ports
- 1 x Adhesive Pad for Transmitter Installation
- 2 x Screws and Wall Plugs for Transmitter Installation
- 1 x User Manual
4. Product Overview
4.1 Transmitter (Push Button)
The transmitter is battery-free, utilizing kinetic energy to generate power when pressed. It is designed for outdoor use with an IP65 waterproof rating.

Image: The self-generating power mechanism of the transmitter, requiring no batteries.
4.2 Receiver (Plug-in Unit)
The receiver plugs directly into a standard EU wall socket. It features a pass-through socket, allowing you to use the outlet for other devices, and two USB ports for charging.

Image: The receiver with its integrated EU socket and USB charging options.
5. Setup and Installation
5.1 Transmitter Installation
Choose a suitable location for your transmitter, such as near your front door. Ensure the surface is clean and dry.
- Method 1: Adhesive Pad (Recommended for smooth surfaces)
- Clean the desired installation area thoroughly.
- Peel off one side of the adhesive pad and stick it firmly to the back of the transmitter.
- Peel off the other side of the adhesive pad and press the transmitter firmly onto the wall for at least 30 seconds.
- Method 2: Screw Mounting (Recommended for uneven surfaces or added security)
- Mark the desired drilling points on the wall using the transmitter's mounting holes as a guide.
- Drill two holes at the marked positions.
- Insert the wall plugs into the drilled holes.
- Align the transmitter with the holes and secure it with the provided screws.

Image: Installation methods for the transmitter, including adhesive and screw mounting.
5.2 Receiver Setup
Plug the receiver into any standard EU wall socket indoors. For optimal performance, place receivers in central locations within your home to ensure maximum wireless coverage.

Image: Illustration of the doorbell's wireless range and receiver placement.
5.3 Pairing (If Needed)
The doorbell units are typically pre-paired from the factory. If pairing is lost or you wish to add more transmitters/receivers, follow these steps:
- Plug in the receiver.
- Press and hold the volume button on the receiver for 5 seconds until the LED indicator flashes rapidly. This indicates pairing mode.
- Immediately press the transmitter button. The receiver will chime, and the LED will stop flashing, indicating successful pairing.
- Repeat for additional transmitters or receivers if necessary.
6. Operating Instructions
6.1 Changing Melodies
The receiver offers 60 different melodies. To change the melody:
- Press the "Next" or "Previous" button on the side of the receiver to cycle through the available melodies.
- Once you hear a melody you like, stop pressing the button. The receiver will automatically save your selection.

Image: Visual representation of the 60 melodies and 5 volume levels.
6.2 Adjusting Volume
There are 5 adjustable volume levels (0 dB to 120 dB). To adjust the volume:
- Press the "Volume" button on the side of the receiver to cycle through the 5 volume levels.
- Select the desired volume level.
6.3 Silent Mode
To activate silent mode (0 dB), press the volume button until the lowest volume level is reached. The LED indicator will still flash when the doorbell is pressed, providing a visual alert.

Image: The silent mode feature, ideal for quiet environments, alongside other volume options.
6.4 Using USB Charging Ports
The receiver includes two USB ports for charging small electronic devices such as smartphones, tablets, or smartwatches. Simply plug your device's USB cable into the receiver's USB port.
7. Maintenance
- Cleaning: Wipe the doorbell units with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Transmitter Weather Resistance: The IP65 rating ensures the transmitter is protected against dust and water jets. It is designed to withstand temperatures between -20°C and 60°C.
- Receiver Placement: Ensure the receiver is kept dry and away from extreme temperatures.

Image: The transmitter's IP65 waterproof rating and ability to withstand diverse weather conditions.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Doorbell does not ring. | Receiver unplugged or no power. Transmitter out of range. Pairing lost. | Ensure receiver is plugged in and powered. Move receiver closer to transmitter. Re-pair the transmitter and receiver (see Section 5.3). |
| Short wireless range. | Obstacles (thick walls, metal structures). Interference from other devices. | Relocate receiver to a more central position. Avoid placing near large metal objects or strong electromagnetic fields. |
| Melody or volume settings reset. | Power outage or receiver unplugged for extended period. | The receiver has a memory function, but prolonged power loss might reset settings. Re-select your preferred melody and volume. |
| USB ports not charging. | Device not compatible or cable faulty. Receiver not powered. | Check if the receiver is powered. Try a different USB cable or device. Ensure the device's power requirements are within the USB port's output. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | TK-WD808 |
| Wireless Range | Up to 400m (1,312 ft) in open air |
| Ringtones | 60 selectable melodies |
| Volume Levels | 5 levels (0 dB to 120 dB) |
| Transmitter Power Source | Self-powered (kinetic energy), no battery required |
| Transmitter Waterproof Rating | IP65 |
| Operating Temperature | -20°C to 60°C (-4°F to 140°F) |
| Receiver Power Source | AC 100-240V (EU Plug) |
| Receiver USB Output | Standard USB charging ports (specific output not provided, assume typical 5V/1A or 5V/2.4A) |
| Receiver Pass-through Socket Max Load | 2000W (EU/UK) |
| Dimensions (Transmitter) | Approx. 7.2 cm x 4.2 cm (from image) |
| Dimensions (Receiver) | Approx. 11 cm x 6.4 cm (from image) |
10. Warranty and Support
TECKNET products come with a standard warranty. For detailed warranty information, technical support, or customer service inquiries, please refer to the contact information provided on the product packaging or visit the official TECKNET website.
Website: www.tecknet.co.uk (Example, actual URL might vary)
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