Optimus Bluetooth XL 4 In 1 Keyboard Help

Amkette Optimus XL Keyboard | 4-in-1 Wireless Multi-Device | Setup and Features Explained

Amkette Optimus XL 4-in-1 Wireless Keyboard Setup Guide. Learn how to connect and switch between Bluetooth and USB 2.4GHz devices. Covers OS mode switching, multimedia keys, power saving, battery setup, and more.

Important Links

Manual

Download

Product Overview

What’s included in the box?

The box contains:

Amkette Optimus XL Wireless Keyboard
USB 2.4GHz Receiver
User Manual
Insert Cards

What is the Optimus XL 4-in-1 Keyboard?

The Optimus XL is a versatile full-sized wireless keyboard designed for both work and casual use. It supports 4 simultaneous connections — including 3 Bluetooth devices and 1 via USB 2.4GHz — allowing seamless switching across multiple devices. The keyboard features a compact, ergonomic layout, 9 multimedia keys and OS-level shortcut support. With support for Windows, macOS, Android, iOS, Linux, and even smart TVs, the Optimus XL is the perfect productivity companion for modern multi-device workflows.

What are the key features?

4-in-1 Multi-Device Switching – 3 Bluetooth + 1 USB 2.4GHz mode
Wide Compatibility – Works with Windows, macOS, Linux, Android, iOS, and Smart TVs
9 Multimedia Keys – Easy access to volume, playback, and screen shortcuts
Fn Lock & OS Mode Switching – For universal key mapping
Power Saving Mode – Auto sleep for battery efficiency
Lightweight and Portable – Just 461g with compact dimensions
Rupee Symbol Support – Quick ₹ typing for Indian users

Quick Setup Guide

How do I power ON the keyboard?

Insert 2×AAA batteries into the battery compartment on the back of the keyboard.
And connect to the desired mode.

How do I connect the keyboard?

Bluetooth Mode (Supports up to 3 Devices)

Press Fn + F9 / F10 / F11 to switch to BT Device 1 / 2 / 3
Long press the same key to enter pairing mode
Blue LED will blink rapidly
Search for ‘Optimus XL1’ in your device’s Bluetooth settings and connect.”

USB 2.4GHz Mode

Press Fn + F12 to switch to 2.4GHz mode
Plug the USB receiver into your computer
Red LED will blink to confirm mode change

How do I switch between connected devices?

Use the Device Switching Buttons:

Fn + F9 – Bluetooth Device 1
Fn + F10 – Bluetooth Device 2
Fn + F11 – Bluetooth Device 3
Fn + F12 – USB 2.4GHz

The Blue LED blinks 3 times to indicate the current active connection.

How does the Power Saving Mode work?

In 2.4GHz mode:

Sleep after 5 mins of inactivity
Deep sleep after 20 mins

In Bluetooth mode:

Sleep after 10 mins
Deep sleep after 30 mins

Press any key to wake. Bluetooth reconnection may take 1–3 seconds.

Features and Customization

How do I lock/unlock Fn for multimedia keys?

Default: Fn Lock is OFF (Multimedia keys active)
Press Fn + Esc to toggle Fn Lock
Red LED indicator shows current lock status

How do I switch OS modes?

Use the following shortcuts to optimize layout and shortcut behavior:

Fn + Q = macOS
Fn + W = Windows
Fn + E = Android
Fn + R = iOS

Red LED blinks 3 times on successful switch

What are the multimedia and shortcut key functions?

Fn + F1: Play / Pause
Fn + F2: Mute
Fn + F3: Volume -
Fn + F4: Volume +
Fn + F5: Copilot
Fn + F6: Screenshot
Fn + F7: Emoticon
Fn + F8: Home
Fn + Delete: Insert

How do I type the ₹ (Rupee) symbol?

For Windows: Ctrl + Alt + ₹ (4)
For Mac: Alt (Option) + ₹ (4)Make sure your keyboard language is set to English (India) in system settings.

Power Management

What kind of battery does it use?

Requires 2×AAA batteries (not included in the box)

What happens if I don’t use the keyboard for a while? Can I still use it instantly?

Yes. The keyboard enters sleep mode automatically to save power, but you can wake it by pressing any key. For Bluetooth connections, it may take 1–3 seconds to reconnect.