Introduction
Thank you for choosing the Ajazz AF84 Wireless Membrane Silent Typewriter Keyboard. This keyboard combines a unique retro aesthetic with modern dual-mode connectivity (Bluetooth 5.0 and 2.4G wireless) for seamless use across various devices. Designed for comfort and efficiency, it features an integrated stand for tablets and phones, making it ideal for home, office, or travel. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance of your keyboard.

Image: Top view of the Ajazz AF84 Wireless Keyboard in yellow, showcasing its retro design and circular keycaps.
Product Overview
Key Features:
- Wireless Bluetooth & 2.4G Dual-Mode Connectivity: Seamless switching between Bluetooth 5.0 and 2.4G USB receiver for versatile device compatibility.
- Unique Vintage Typewriter Style: Features two-tone, spherical keycaps and a classic retro aesthetic.
- Built-In Tablet & Phone Stand: Extended front ledge with a sturdy card slot for securely propping up devices up to 12.9 inches.
- Ergonomic Design: 84-key layout with adjustable feet for comfortable typing during long sessions.
- Portable & Battery-Powered: Operates on 2 AAA batteries (6+ months lifespan), offering a wireless and minimalist setup.
Components:
Familiarize yourself with the main components of your Ajazz AF84 keyboard:

Image: Diagram showing key components including the USB receiver storage, battery compartment, metal decoration, silicone pad, and dual-mode connection indicators.

Image: Close-up view of the circular keycaps, highlighting their retro design and comfortable concave curves.

Image: The Ajazz AF84 keyboard in pink, demonstrating a tablet securely placed in its integrated card slot bracket.
Setup
1. Battery Installation:
The Ajazz AF84 keyboard requires 2 AAA batteries for operation. The battery compartment is located on the underside of the keyboard. Open the compartment cover, insert the batteries according to the polarity indicators (+/-), and close the cover securely.
2. Connecting via 2.4G Wireless:
- Locate the 2.4G USB receiver, typically stored in a dedicated slot on the keyboard (refer to the components diagram).
- Plug the USB receiver into an available USB port on your computer or device.
- Turn on the keyboard using the power switch (usually located on the side or back).
- The keyboard should automatically connect to your device. The 2.4G indicator light (often labeled "2.4G" or similar) will turn off after a successful connection.

Image: The Ajazz AF84 keyboard demonstrating the 2.4G USB receiver connection to a laptop, indicating easy plug-and-play functionality.
3. Connecting via Bluetooth:
The Ajazz AF84 supports two Bluetooth channels (BT1 and BT2).
- Ensure the keyboard is powered on.
- Press and hold the Fn + BT1 or Fn + BT2 key combination for 3-5 seconds until the corresponding Bluetooth indicator light (BT1 or BT2) starts flashing rapidly. This indicates the keyboard is in pairing mode.
- On your device (PC, tablet, smartphone), go to Bluetooth settings and search for new devices.
- Select "Ajazz AF84" or a similar name from the list of available devices.
- Once paired, the Bluetooth indicator light will stop flashing and remain solid, indicating a successful connection.
- Repeat for the second Bluetooth channel if you wish to connect to another device.
4. Adjusting Keyboard Angle:
The keyboard features adjustable feet on its underside, allowing you to set the typing angle for maximum comfort during extended use.

Image: The Ajazz AF84 keyboard with its adjustable foot support extended, demonstrating how to achieve an ergonomic typing angle.
Operating Instructions
Switching Between Devices/Modes:
- To switch to 2.4G mode: Press Fn + 2.4G (often indicated by a specific key or icon). The 2.4G indicator light will confirm the switch.
- To switch to Bluetooth Channel 1 (BT1): Press Fn + BT1. The BT1 indicator light will illuminate.
- To switch to Bluetooth Channel 2 (BT2): Press Fn + BT2. The BT2 indicator light will illuminate.
The keyboard is compatible with Windows, macOS, Android, and iOS devices. Specific key combinations may be required for optimal functionality on different operating systems (e.g., Fn + Q for Android, Fn + W for Windows, Fn + E for iOS).

Image: The Ajazz AF84 keyboard connected to a laptop and a tablet, illustrating its multi-device compatibility across Mac/Win systems, laptops, desktops, smart TVs, phones, and tablets.
Indicator Lights Explanation:
- "A" (Capslock) Indicator Light: Press the Capslock key to turn on the red light for uppercase. Press again to turn off and restore lowercase.
- "@" (2.4G) Indicator Light: When in 2.4G mode, this light will go out to indicate connection.
- "BT1/BT2" (Bluetooth Channel) Indicator Lights: These lights remain green after switching to the corresponding Bluetooth channel, indicating a stable connection.
- "⚡" (Low Power) Indicator Light: A flashing red light indicates low battery power. Replace batteries promptly.
Using the Integrated Stand:
The extended front ledge of the keyboard features a sturdy card slot designed to securely hold your tablet or smartphone (up to 12.9 inches) while you type. Simply place your device into the slot for hands-free viewing.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the keyboard surface. For stubborn dirt, a slightly damp cloth with mild soap can be used, ensuring no liquid enters the key switches or internal components.
- Battery Replacement: When the low power indicator flashes, replace both AAA batteries with new ones to ensure continuous operation.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Liquids: Do not expose the keyboard to water or other liquids.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard not responding/connecting. | Low batteries, incorrect mode selected, pairing issue, receiver not plugged in (2.4G). |
|
| Keys not typing correctly or delayed response. | Interference, distance from receiver/device, low battery. |
|
| Cannot switch between operating systems (Windows/Mac/Android/iOS). | Incorrect key combination used. |
|
| Integrated stand does not hold device securely. | Device too large or heavy, incorrect placement. |
|
Specifications
| Feature | Detail |
|---|---|
| Product Brand | Ajazz |
| Product Model | AF84 |
| Transmission Mode | Dual-mode (Bluetooth 5.0 / 2.4G) |
| Product Dimensions | 34.89cm x 20.3cm x 3.21cm (13.74 x 8 x 1.26 inches) |
| Item Weight | Approx. 680g (1.5 lbs) |
| Shell Material | ABS Injection Molding |
| Battery Type | 2 x AAA batteries |
| Lighting Effect | No light (silent membrane) |
| Working Voltage | 3.0V |
| Key Layout | 84 keys |
| Compatible Devices | Laptop, PC, Smartphone, Tablet |
| Supported Systems | Windows 8.0 and above, macOS 10.10 and above (BT mode), WinXP, Android 2.4G mode, Vista, Win7/8/10 |
| Keyboard Description | Retro Typewriter |
| Special Feature | Round Keycaps, Integrated Tablet/Phone Stand |

Image: Detailed product parameters including dimensions and key features of the Ajazz AF84 keyboard.
Warranty & Support
For warranty information, technical support, or any inquiries regarding your Ajazz AF84 keyboard, please contact Ajazz customer service directly. Refer to the product packaging or the official Ajazz website for the most up-to-date contact details.
Note on Videos: No official product videos from the seller were available in the provided data to embed in this manual.







