Model: MK321U (2.4G Wireless Version)
Thank you for choosing the PCsensor 3-Key Mini Keypad. This compact and versatile mechanical keyboard is designed for enhanced productivity and gaming, offering customizable hotkey functions, 2.4G wireless connectivity, and vibrant RGB LED lighting. This manual will guide you through the setup, operation, and maintenance of your new keypad to ensure optimal performance.
The PCsensor 3-Key Mini Keypad is a highly portable and programmable device. It features three mechanical keys, a durable ABS construction, and a long-lasting rechargeable battery. The keypad supports both 2.4G wireless and wired (USB Type-C) connections.

This image shows the compact design of the 3-key mini keypad, highlighting its three mechanical keys with vibrant RGB backlighting. The side features an ON/OFF switch, a USB Type-C port, and a 'connect' button for pairing.

Detailní view of the keypad's connectivity options, including the ON/OFF switch, the USB Type-C port for charging and wired connection, and the dedicated 'connect' button for wireless pairing.

This diagram illustrates the compact dimensions of the keypad, making it suitable for various setups. It also shows the included USB cable for connection and charging.
| Funkce | Popis |
|---|---|
| Značka | PC senzor |
| Model | MK321U (2.4G Wireless) |
| Technologie připojení | 2.4G Wireless (Wi-Fi), USB Type-C (Wired) |
| Počet klíčů | 3 |
| Typ klíče | Mechanické |
| Podsvícení | RGB |
| Speciální funkce | Backlit, Rechargeable, Customizable Display Keys |
| Kompatibilní zařízení | Notebook, PC, tablet, chytrý telefon |
| Doporučená použití | Office, Gaming (OSU), Customized Hotkeys |
| Životnost baterie | Up to 3 months on a 2-hour full charge |
Before first use, fully charge the keypad using the provided USB Type-C cable. Connect the cable to the keypad's Type-C port and the other end to a USB power source (e.g., computer USB port, wall adapter). The LED indicator will show charging status. A full charge typically takes 2 hours and can provide up to 3 months of use. The LED light will flash every 3 seconds when the battery is low.

This image demonstrates the 2.4G wireless connection, showing the keypad paired with its receiver. A green light indicates successful wireless mode activation.
While the keypad is compatible with multiple operating systems, it is recommended to perform the initial key programming and customization on a Windows system. Once configured, the settings are saved to the keypad's internal memory and can be used freely on other compatible devices, including Linux, Mac OS, Android, and iOS.
The primary feature of this keypad is its programmability. Each of the three keys can be assigned to perform various functions, including:
Refer to the PCsensor official website or included software (if applicable) for detailed instructions on how to download and use the programming software to customize your keys.

This visual guide highlights the versatility of the keypad, showing its use for custom keyboard shortcuts, multimedia control, gaming macros, text input, mouse functions, and specialized applications like medical imaging.
The PCsensor 3-Key Mini Keypad is broadly compatible with a range of operating systems:

This image confirms the broad compatibility of the keypad across various operating systems, including Windows, macOS, Android, and Linux. Configuration is recommended on Windows or Mac for full functionality.
PCsensor products are built for durability and performance. For warranty information, technical support, or further assistance, please refer to the warranty card included with your product or visit the official PCsensor website. You may also contact customer support through the platform where you purchased the product.
![]() |
Uživatelská příručka a funkce vlastní klávesnice PCsensor Komplexní průvodce klávesnicí PCsensor Custom Keyboard s podrobným popisem nastavení, přepínání režimů, párování a pokročilých programovatelných funkcí včetně ovládání klávesnice, myši, maker a multimédií. |
![]() |
Uživatelská příručka k trojitému nožnímu spínači FS2020 Uživatelská příručka pro trojitý nožní spínač FS2020 s podrobným obecným popisem, parametry produktu a návodem k použití. Toto zařízení lze naprogramovat pro různá přiřazení kláves, makra a zkratky. |
![]() |
Uživatelská příručka a konfigurační průvodce pro trojitý nožní pedál PCsensor Komplexní uživatelská příručka pro trojitý nožní pedál PCsensor, která zahrnuje nastavení, konfiguraci softwaru pro klávesnici, myš, struny, multimédia a herní funkce. Zahrnuje pokyny k instalaci a kompatibilitu systému. |