Targus AKB873US
Targus Full-Size Wireless EcoSmart Keyboard
Model: AKB873US
Introduction
The Targus Full-Size Wireless EcoSmart Keyboard (AKB873US) is designed for seamless wireless connectivity and sustainability. Constructed from up to 85% post-consumer recycled materials, this keyboard offers flexible connection options via ultra-low power Bluetooth BLE 5.0 or a 2.4 GHz radio frequency. It is lightweight, comfortable for extended use, and supports multi-device connectivity. Additionally, it features Targus DefenseGuard Antimicrobial Protection for a cleaner surface.
Package Contents
- Targus Full-Size Wireless EcoSmart Keyboard
- 2 x AAA Batteries
Key Features
- Eco-Conscious Design: Made from up to 85% post-consumer recycled materials.
- Dual Wireless Connectivity: Supports ultra-low power Bluetooth BLE 5.0 and 2.4 GHz RF for versatile connection.
- Multi-Device Support: Connects to up to 3 devices simultaneously.
- Quiet & Comfortable Typing: Features low-profile, quiet keys and a full-size 104-key layout.
- Enhanced Security: Includes 128-bit AES-CCM encryption.
- Antimicrobial Protection: Targus DefenseGuard Antimicrobial Protection helps create a cleaner surface.

This image illustrates the key features of the keyboard, including low-profile quiet keys, 128-bit AES-CCM encryption, full-size design with 104-key keypad, 2.4 GHz + ultra-low power Bluetooth BLE 5.0 wireless connectivity, and multi-device connectivity for up to 3 devices.
Setup
1. Battery Installation
- Locate the battery compartment on the underside of the keyboard.
- Open the battery compartment cover.
- Insert the two included AAA batteries, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
2. Powering On
Locate the On/Off power switch on the underside of the keyboard and slide it to the 'On' position.

This image shows the underside of the keyboard, highlighting the On/Off power switch, the kickstand for adjusting typing angle, and the battery compartment for the 2 AAA batteries.
3. Connecting to Your Device
The keyboard supports both 2.4 GHz wireless (via USB dongle, if included, or integrated) and Bluetooth BLE 5.0 connectivity. It is compatible with Windows, macOS, iPadOS, iOS, Chrome OS, and Android devices.
2.4 GHz Wireless Connection:
- If your keyboard came with a USB dongle, plug it into an available USB port on your computer.
- The keyboard should automatically connect.
Bluetooth Connection:
- Ensure Bluetooth is enabled on your device (computer, tablet, smartphone).
- On the keyboard, press and hold the Bluetooth pairing key (often indicated by a Bluetooth symbol or a number like F1, F2, F3 with a Bluetooth icon) for a few seconds until the indicator light flashes, signifying pairing mode.
- On your device, go to Bluetooth settings and search for new devices.
- Select "Targus EcoSmart Keyboard" (or similar name) from the list of available devices.
- Follow any on-screen prompts to complete the pairing process.

This image shows a user operating the keyboard with a laptop, demonstrating its compatibility with various operating systems like Windows, macOS, iPadOS, iOS, Chrome OS, and Android.
Operating Instructions
Multi-Device Switching:
If you have paired the keyboard with multiple devices (up to 3 via Bluetooth), you can switch between them by pressing the corresponding function keys (e.g., F1, F2, F3) that are assigned to each paired device. Refer to the keyboard's key labels for specific indicators.
Function Keys:
The keyboard features a row of function keys (F1-F12) that may have secondary functions (e.g., media controls, volume, brightness). These secondary functions are typically accessed by pressing the 'Fn' key simultaneously with the desired function key.
Maintenance
Cleaning:
The keyboard features DefenseGuard Antimicrobial Protection. To clean the surface, gently wipe with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these may damage the keyboard or its antimicrobial properties.

This overhead view of a desk setup emphasizes the keyboard's DefenseGuard Protection for a cleaner surface and its construction from up to 85% post-consumer recycled materials.
Battery Replacement:
When the keyboard's performance degrades or it stops responding, it may be time to replace the batteries. Follow the battery installation steps outlined in the 'Setup' section.
Troubleshooting
- Keyboard not responding: Ensure the keyboard is powered on. Check battery levels and replace if necessary. Re-establish the connection (Bluetooth or 2.4 GHz dongle).
- Connection issues: Move the keyboard closer to your device. Ensure no other wireless devices are causing interference. For Bluetooth, try unpairing and re-pairing the keyboard.
- Keys not working: Check for any debris under the keys. If individual keys are unresponsive, contact customer support.
Specifications
| Brand | Targus |
| Model Number | AKB873US |
| Connectivity Technology | Bluetooth BLE 5.0, 2.4 GHz RF |
| Number of Keys | 104 |
| Operating System Compatibility | Chrome OS, Windows, macOS, iPadOS, iOS, Android |
| Power Source | Battery Powered (2 x AAA included) |
| Item Weight | 1.75 pounds |
| Product Dimensions (LxWxH) | 18.35 x 17 x 0.75 inches |
| Material | Up to 85% post-consumer recycled materials |
Warranty and Support
For warranty information, technical support, or further assistance, please visit the official Targus website or contact their customer service department. Keep your proof of purchase for warranty claims.
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