Amkette Optimus Pro
4-in-1 Wireless Keyboard
Updated on
Additional Resources
Product Manual
Product Overview
The Optimus Pro BT 4-in-1 Keyboard is a slim, silent, and smart wireless keyboard designed for everyday productivity across devices. With low-profile scissor switches, tri-Bluetooth + 2.4G wireless support, OS-specific shortcuts, and a dedicated Copilot/Siri button, it’s built to do more — with less clutter.
What’s in the Box?
Optimus Pro BT Keyboard
USB Type‑C Charging Cable
2.4GHz Nano Receiver
User Manual
Key Features
Multi-Device Connectivity: Easily connect and manage up to four devices, ensuring seamless multitasking across gadgets like laptops, tablets, smartphones, and desktops.
Universal Compatibility: Works with various operating systems and devices, including support for iPads and even the iPad Pro, making it versatile for work and leisure.
Easy Device Switching: Toggle effortlessly between connected devices to save time and enhance productivity during multitasking.
Noiseless Keys: Enjoy a quieter typing experience, ideal for shared workspaces or late-night use without disturbing others.
Soft-Touch Scissor Keys: Designed for low actuation, offering a responsive and comfortable typing experience, even during extended use.
Built-In Tablet and Phone Holder: Provides a stable, integrated stand to keep your devices securely in place, enhancing ergonomic comfort during use.
Dedicated Copilot Button: Boosts productivity with quick access to key functions, making your workflow smoother and more efficient.
FN Lock Mode: Customize function keys (F1-F12) to prioritize multimedia controls or traditional shortcuts based on your preferences.
Rechargeable Battery with Type-C Port: Quick and convenient charging ensures you spend less time plugged in and more time being productive.
Long Battery Life: Extended usage capacity with up to 80 hours of continuous use, 450 hours on standby, and a remarkable 1250-hour sleep mode, reducing the need for frequent recharges.
Compact Dimensions: With a slim profile and 538 g weight, the keyboard is portable and easy to carry, without compromising on durability.
Multimedia Shortcuts: Dedicated function keys for brightness, volume, playback, and more, offering effortless media control.
On/Off Switch: Easily control power usage to maximize battery efficiency, ensuring the keyboard is ready when you need it most.
Quick Setup Guide
Power ON the Keyboard
Slide the power switch to the ON position (usually on the top or side edge).
Pair via Bluetooth
Press Fn + 1 / 2 / 3 to select a Bluetooth slot.
Then press Fn + Connect until the LED above the selected key blinks blue rapidly.
On your device, go to Bluetooth settings and select "Amkette Optimus 1/2/3".
Once paired, the LED will stop blinking.
Use via 2.4GHz Wireless
Plug the Nano Receiver into a USB-A port on your device.
Press Fn + 4 to switch to 2.4G mode. The keyboard will connect instantly.
Switch Between Devices
Use the Easy Switch Commands:
Fn + 1 → BT1
Fn + 2 → BT2
Fn + 3 → BT3
Fn + 4 → 2.4GHz Wireless
Platform & OS Mode
Keyboard auto-adjusts shortcuts based on the connected device.
Supports layout and modifier keys (Command/Option) for Mac and iPad.
macOS Tip: For Siri access via the Copilot button:
Go to System Settings > Siri & Spotlight > Keyboard Shortcut
Set it to Hold Command (⌘) + Space
Now the Copilot button launches Siri.
🌈 RGB Lighting Controls
Fn+~ Toggle Backlight
Fn+| Cycle Effects
Fn+↑/↓ Brightness
Fn+→/← Speed
Shortcut Keys
Function Lock (Fn + Esc):
Enabled = Multimedia keys by default (volume, brightness, play, etc.)
Disabled = F1–F12 active by default
Rupee Symbol:
Windows: Ctrl + Alt + 4
Mac: Option + 4 (after setting English (India) layout)
Reset & Customization
Reset Bluetooth Pairing: Forget the keyboard from your device and repeat the pairing steps.
Function Lock: Toggle with Fn + Esc for your preferred top-row key behavior.
Copilot Customization: Configure system action using your OS's shortcut settings.
Compatibility
Windows 10 / 11
macOS 11+
iOS 14+ / iPadOS 14+
Android 9+
Chrome OS
Linux (Basic functionality only; multimedia keys may vary)
Power Management
Charging: Use the included USB Type‑C cable with any USB power source.
Battery Life:
Use Time: ~80 Hours
Standby: ~450 Hours
Sleep Mode: ~1250 Hours
LED Indicators:
Red (Blinking) = Charging
Blue (Blinking Slowly) = Low Battery
Sleep Function:
2.4G Mode:
Sleep after 2 sec
Deep sleep after 20 mins
Bluetooth Mode:
Deep sleep after 30 mins
Wake the keyboard by pressing any key
Troubleshooting
Keyboard not responding?
Check if it's powered ON and charged
Try re-pairing via Bluetooth or switch to 2.4G with Fn + 4
Nano Receiver not working?
Reinsert receiver into another USB port
Ensure Fn + 4 is selected for 2.4G mode
Media keys not working?
Enable Function Lock using Fn + Esc
Or use Fn + [media key] for one-time access
Lag while typing over Bluetooth?
Stay within 10m range
Switch to 2.4G for better responsiveness
