Introduction
Thank you for choosing the ZEBRONICS Companion 302 Wireless Keyboard and Mouse Combo. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new wireless peripheral set. Please read these instructions carefully before use to ensure optimal performance and longevity of your product.
Package Contents
- 1 x ZEBRONICS Companion 302 Wireless Keyboard
- 1 x ZEBRONICS Companion 302 Wireless Mouse
- 1 x USB Nano Receiver
- 1 x User Manual
Product Overview

The keyboard features a full 106-key layout with curved island keycaps for comfortable typing. It includes 13 multimedia keys and a dedicated Rupee key.

The mouse is equipped with an advanced optical sensor and adjustable DPI settings (800/1400/1600 DPI) for precise control.
Setup
1. Battery Installation
- Locate the battery compartments on the underside of both the keyboard and the mouse.
- Open the battery covers.
- Insert the appropriate batteries (typically AA for the keyboard and AAA for the mouse, please check markings inside the compartment) ensuring correct polarity (+/-).
- Close the battery covers securely.

Insert batteries into the keyboard and mouse. The USB nano receiver is often stored in the mouse battery compartment.
2. Connecting the USB Nano Receiver
- Locate the USB nano receiver. It is usually stored inside the mouse's battery compartment for convenience.
- Plug the USB nano receiver into an available USB port on your computer.
- The keyboard and mouse are plug-and-play and should connect automatically within a few seconds. No additional drivers are typically required.

Plug the nano receiver into a USB port on your computer for wireless connectivity.
Operating Instructions
Keyboard Functions
- 106 Keys Layout: The keyboard features a standard 106-key layout for comprehensive functionality.
- Curved Island Keycaps: Designed for ergonomic comfort and reduced typing fatigue.
- UV Coated Keys: Keycaps are UV coated for enhanced durability and resistance to wear and tear, preserving key legends.
- 13 Multimedia Keys: Access media controls (play, pause, volume, etc.) and other functions directly using the dedicated multimedia keys, often in conjunction with the 'Fn' key.
- Rupee Key: Includes a dedicated key for the Indian Rupee symbol (₹).
- Power Saving Mode: The keyboard intelligently enters a power-saving mode during periods of inactivity to conserve battery life. Press any key to wake it up.

The keyboard features an automatic power-saving mode to extend battery life.
Mouse Functions
- Advanced Optical Sensor: Provides high precision and smooth tracking on various surfaces.
- DPI Adjustment: Use the dedicated DPI button to cycle through sensitivity settings: 800 DPI, 1400 DPI, and 1600 DPI. Choose the setting that best suits your task.
- 4 Buttons: Standard left, right, scroll wheel, and DPI adjustment buttons.
Maintenance
Cleaning
- To clean the keyboard and mouse, use a soft, dry, lint-free cloth.
- For stubborn dirt, slightly dampen the cloth with water or a mild cleaning solution. Avoid excessive moisture.
- Do not use harsh chemicals, abrasive cleaners, or solvents, as these can damage the surface and keycap coatings.
Battery Replacement
- When the keyboard or mouse performance degrades (e.g., delayed response, erratic movement), it is time to replace the batteries.
- Follow the battery installation steps outlined in the Setup section.
- Dispose of used batteries responsibly according to local regulations.
Troubleshooting
No Connection / Unresponsive Devices
- Check Batteries: Ensure fresh batteries are correctly installed in both the keyboard and mouse.
- Receiver Connection: Verify that the USB nano receiver is securely plugged into a working USB port on your computer. Try a different USB port if necessary.
- Distance and Interference: Move the keyboard and mouse closer to the USB receiver. Ensure there are no large metal objects or other wireless devices (like Wi-Fi routers, cordless phones) causing interference between the devices and the receiver.
- Re-pairing (if applicable): Some wireless devices have a re-pairing button. If your device has one, consult the small print on the device or packaging for instructions.
Lagging or Erratic Performance
- Battery Level: Low battery can cause performance issues. Replace batteries if needed.
- Surface (Mouse): Ensure the mouse is used on a suitable surface. Highly reflective or uneven surfaces can affect optical sensor performance.
- Clean Sensor (Mouse): Check if the mouse's optical sensor is clean and free from dust or debris.
Specifications
| Feature | Specification |
|---|---|
| Brand | ZEBRONICS |
| Model | Zeb-Companion 302 |
| Connectivity Technology | 2.4GHz Wireless |
| Keyboard Keys | 106 |
| Multimedia Keys | 13 + 1 Hot key |
| Mouse DPI Settings | 800 / 1400 / 1600 DPI |
| Keycap Type | Curved Island, UV Coated |
| Power Source | Battery Powered |
| Compatible Operating Systems | Windows, Mac |
| Product Dimensions (LxWxH) | 52 x 4.3 x 4.2 cm |
| Item Weight | 780 g |
Warranty and Support
The ZEBRONICS Companion 302 Wireless Keyboard & Mouse Combo comes with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official ZEBRONICS website.
For technical support, service, or any inquiries regarding your product, please contact ZEBRONICS customer support through their official channels. Keep your purchase receipt for warranty claims.





