The box includes:

• Optimus Pro BT Keyboard
• USB Type-C Charging Cable
• 2.4GHz Nano Receiver
• User Manual

The keyboard supports 4-device multi-connection (3x Bluetooth + 1x 2.4GHz), OS-specific shortcut layouts, an AI Copilot button, and a compact scissor-switch layout with low noise typing. It also includes a built-in rechargeable battery with extended standby and sleep modes.

It’s a dedicated productivity button that can be used for system AI tools like Copilot on Windows or Siri on Mac.

It supports up to 10 meters in both Bluetooth and 2.4GHz wireless modes.

• Caps Lock LED: Lights up when Caps Lock is enabled.
• Bluetooth (BT1/BT2/BT3) LEDs: Blink during pairing.
• Function Lock LED: Turns on when Function Lock is active (Fn + Esc), enabling multimedia key priority.
• Power/Battery LED:
  1) Red LED blinks while charging.
  2) Blue LED indicates low battery.

• Press the desired Bluetooth key FN + (1/2/3) then press FN+Connect until the Blue LED blinks rapidly.
• On your device, search and select “Amkette Optimus 1/2/3.”
• The LED will stop blinking once paired.

• Plug the included Nano Receiver into your device’s USB port.
• Short-press FN+2.4G to switch to 2.4GHz mode.
• It will connect instantly.

You can connect upto 4 devices simultaneously:

• Bluetooth 1 (Fn + 1)
• Bluetooth 2 (Fn + 2)
• Bluetooth 3 (Fn + 3)
• 2.4G Wireless (Fn + 4)

Switch between them seamlessly using the corresponding keys.

Use the Easy Switch Buttons:

• Fn + 1 → BT1
• Fn + 2 → BT2
• Fn + 3 → BT3
• Fn + 4 → 2.4G Wireless

• To enable Function Lock, press Fn + Esc once. This allows you to use multimedia keys (volume, brightness, etc.) directly without holding the Fn key.
• Press Fn + Esc again to disable Function Lock and return to using standard function keys (F1–F12).
• By default, Function Lock is OFF, so the top row functions as standard F1–F12 keys, and you can access multimedia functions by pressing Fn + [key].

• On Windows: Set language to English (India). Use Ctrl + Alt + 4
• On Mac: Set to English (India). Use Option + 4

MacOS shortcuts, Siri access via Copilot button, multimedia keys, and Command/Option key layout.

• Open System Settings > Siri & Spotlight > Keyboard Shortcut, then set it to “Hold Command (⌘) + Space.”
• After this setup, pressing the Copilot button will activate Siri on your Mac.

Use the included USB Type-C cable. Connect it to a USB power source or laptop.

• Use Time: Up to 80 Hours
• Standby Time: Up to 450 Hours
• Sleep Mode: Up to 1250 Hours

The Blue LED will blink slowly to indicate low battery.

Yes, full functionality is retained during charging.

• Turn off the keyboard using the power switch when idle.
• Avoid long periods in pairing mode.
• Let it enter sleep mode during inactivity.

• In 2.4G mode:
  o Sleep after 2 seconds of inactivity
  o Deep sleep after 20 minutes
• In Bluetooth mode:
  o Enters deep sleep after 30 minutes of inactivity
• Wake by pressing any key.

• Windows 10 / 11
• macOS 11+
• iOS 14+ / iPadOS 14+
• Android 9+
• Chrome OS
• Linux (basic functionality)

Yes, the mouse works with major Linux distributions

Yes, but only basic keyboard functions may work. Some media and shortcut keys may not function depending on the distribution.

• Make sure it’s charged and powered ON.
• Reconnect via Bluetooth or check the USB receiver.

• Ensure it's properly inserted into the USB port.
• Try using a different USB port on your device.
• Press Fn + 4 to manually switch to 2.4G mode.

• By default, the keyboard prioritizes function (F1–F12) keys.
• Press Fn + Esc to enable Function Lock and directly use multimedia keys.
• Alternatively, press Fn + [media key] to use multimedia functions without enabling Function Lock.

• Ensure the keyboard is within the 10-meter Bluetooth range.
• For faster and more stable performance, switch to 2.4G mode using Fn + 4.