281 Bluetooth Keyboard User Manual
Model: 281-US
Product Parameters Description
- Support System: 3-in-1 system (Android, Windows and IOS system)
- BT Connection Distance: within 10m
- Li-ion Battery Capacity: 500mA
- Working Current: ≤3mAh
- Standby Current: ≤0.3mAh
- Dormancy Current: ≤40uAh
- Standby Time: ≥130 days (8H is one day)
- Usable Time: ≥100H
- Key Life: 5 million clicks
- Operating Temperature: -10°C/+55°C
Getting Started Guide
- ON/OFF - Power Switch: Toggle the switch to the direction of ON, indicating the keyboard turns on; Switch to the OFF direction, the keyboard shuts down.
- A - Caps Lock Indicator: When you press the Caps Lock key, the Caps Lock indicator will be on, indicating that each letter of the input keyboard will be output in Caps.
- Pairing Indicator: When pressing the "FN + Q" key to pair, the pairing indicator will flash continuously, and the light will disappear after connecting the tablet; When switching the system, the indicator light will flash three times quickly.
- Battery Status Indicator: When the keyboard is turned on, the red light will be on for 3-5 seconds and then off; When charging the keyboard, the red light is in the normal charging state; When the keyboard is fully charged, it shows green light and stops charging; When the keyboard is in low power, the light will flash red continuously, indicating that you need to charge for the keyboard.
Keyboard Floor Plans
The keyboard features a standard QWERTY layout for English. It includes function keys (F1-F12) across the top, a number row, and standard alphanumeric keys. Special keys include Esc, Tab, Caps Lock, Shift, Ctrl, Alt, and a dedicated Fn key. Navigation keys (arrow keys, Home, End, Page Up, Page Down) are also present. The layout is designed for compatibility with Android, Windows, and iOS systems.
Note: Characters with color need to be paired with the "Fn" key to use. For example, Fn + A can switch to the Android system.
Bluetooth Keyboard Multimedia Function Key Description
| Function | Key Combination |
|---|---|
| ☀️ Brightness + | Brightness + |
| ☀️ Brightness - | Brightness - |
| ? Screenshots | Screenshots |
| ? Search | Search |
| ⏪ Previous Song | Previous Song |
| ▶️ Play/Pause | Play/Pause |
| ? Mute | Mute |
| ? Volume - | Volume - |
| ? Volume + | Volume + |
| ? Back to Home Page | Back to Home Page |
| ? Lock Screen | Lock Screen |
How to switch to the appropriate system and language during use?
| # | Key | System/Language | Action |
|---|---|---|---|
| 1 | FN + Android | Switching Android System | |
| 2 | FN + Windows | Switching Windows System | |
| 3 | FN + IOS | Switching IOS System | |
| 4 | Shift + Space | Switching Languages in Android | |
| 5 | Ctrl + Space | Switching Languages in IOSSpace | |
| 6 | Win + Space | Switching Languages in Windows |
Tip: When you use the keyboard, you need to switch the keyboard's system to be consistent with your device system.
Warm Reminder
1. When using the keyboard for the first time, please fully charge the keyboard. When fully charged, the charging indicator turns green.
2. If you are not using the keyboard for a long time, it is recommended to turn off the power to extend the battery life.