ProtoArc EK04 N
ProtoArc Wireless Number Pad EK04 N User Manual
Model: EK04 N
Introduzione
Thank you for choosing the ProtoArc Wireless Number Pad EK04 N. This ergonomic numeric keypad is designed to enhance your productivity and comfort with its versatile connectivity options and thoughtful design. Please read this manual carefully to ensure proper use and to maximize your experience with the product.

Image: The ProtoArc Wireless Number Pad EK04 N, featuring a full 34-key layout and integrated wrist rest, positioned on a wooden desk alongside a laptop.
Lista imballaggio
Assicurarsi che tutti gli articoli siano presenti nel pacco:
- Number Pad * 1
- Ricevitore USB * 1
- Cavo di ricarica di tipo C * 1
- Manuale d'uso * 1

Image: The ProtoArc EK04 N numeric keypad, USB receiver, and Type-C charging cable laid out next to the product box and user manual.
Caratteristiche del prodotto
- 34 Keys Full-Size Number Pad: Includes calculator key, PgUp, PgDn, Insert, Delete, Backspace, etc.
- Doppia connettività: Supports Bluetooth 5.1 and 2.4G wireless connection, allowing connection to 2 devices simultaneously.
- Poggiapolsi rigido: Features a leather surface for extended typing comfort and wrist support. (Note: Not removable or soft cushioned).
- Basso Profile Tasti a forbice: Provides a quiet and responsive typing experience.
- Ricarica USB-C: Batteria al litio ricaricabile integrata con 250 ore di standby dopo 2 ore di carica completa.
- Ampia compatibilità: Compatible with Windows 8, 10, 11 and Mac OS.
Caratteristiche principali Immagini

Image: The EK04 N numeric keypad wirelessly connected to a laptop via 2.4G and a tablet via Bluetooth, demonstrating dual device connectivity.

Image: A hand comfortably resting on the hard, flat palm rest with a leather surface, highlighting the ergonomic design for wrist support.

Image: The numeric keypad shown with its adjustable tilt legs, offering two different angles for comfortable use while sitting or standing.

Image: A detailed diagram illustrating the full 34-key layout of the number pad, including special function keys like Insert, Home, PgUp, PgDn, NumLK, Delete, End, and arrow keys.

Immagine: un primo piano view revealing the low-profile scissor-switch mechanism beneath a keycap, indicating quiet and comfortable typing.

Image: The ProtoArc EK04 N numeric keypad being charged via its USB-C port, with an indicator showing 2-3 hours for full charge and 100 days standby time.
Impostazione e connessione
The EK04 N offers two connection methods: 2.4G USB and Bluetooth. You can connect up to two devices simultaneously.
Connessione USB 2.4G
- Turn the power switch on the number pad to ON.
- Press the 2.4G indicator button (usually marked with a Wi-Fi-like icon) until the indicator light illuminates.
- Estrarre il ricevitore USB dalla parte inferiore del tastierino numerico.
- Plug the USB receiver into your computer's USB port. The number pad should connect automatically.

Image: A quick start guide diagram illustrating the steps to connect the EK04 N via 2.4G USB, including turning on power, pressing the 2.4G button, inserting the USB receiver into a computer, and confirming connection.
Connessione Bluetooth
- Turn the power switch on the number pad to ON.
- Press and hold the Bluetooth channel indicator button (usually marked with a Bluetooth icon) for 3-5 seconds until the indicator light flashes rapidly (Bluetooth pairing mode).
- Enable Bluetooth on your device (computer, tablet, or laptop). Cercare and select "ProtoArc EK04 N" to complete pairing and connection.

Image: A quick start guide diagram illustrating the steps to connect the EK04 N via Bluetooth, including turning on power, holding the Bluetooth button for 3 seconds, and pairing with a device.
Passaggio da un dispositivo all'altro
After channels are connected, press the corresponding channel button (2.4G or Bluetooth) to switch between the two connected devices.
Istruzioni per l'uso
The EK04 N numeric keypad provides a full range of numeric and function keys for efficient data entry and navigation.
Funzioni chiave
| Chiave | Funzione Windows | Funzione Mac OS |
|---|---|---|
| 2.4G Channel Button | Canale 2.4G | / |
| Bluetooth Channel Button | Canale Bluetooth | Canale Bluetooth |
| Calculator/Search Button | Calcolatrice | Cerca |
| NumLK/Clear Button | NumLK | Chiaro |
The integrated wrist rest is designed to provide comfort and reduce strain during prolonged use. The low-profile scissor-switch keys offer a quiet and tactile typing experience.
Video: Un oltreview of the EK04 N Ergonomic Number Pad, showcasing its design and key features in a 30-second clip.
Guida alla ricarica
- Quando la batteria è scarica, l'indicatore rosso di batteria scarica lampeggia finché il tastierino numerico non si spegne.
- To charge, insert the Type-C end into the number pad and the USB-A end into your computer's USB port or a compatible USB charger. The red indicator remains solid during charging.
- A full charge takes 2-3 hours. The indicator turns green when charging is complete.

Image: A diagram illustrating how to charge the EK04 N numeric keypad using the provided USB-C cable, showing the charging port and indicator light status.
Avvertenze di manutenzione e sicurezza
- Sicurezza di ricarica: Utilizzare solo il cavo fornito. Caricare in un luogo ben ventilato e asciutto, lontano da materiali infiammabili.
- Gestione della batteria: Do not attempt to replace the item's lithium battery. Battery replacement should be conducted by qualified personnel to prevent hazards.
- Esposizione al calore: Evitare di lasciare l'articolo in ambienti con temperature elevate o alla luce diretta del sole, poiché ciò potrebbe causare un rischio di incendio.
- Esposizione al liquido: Tenere l'articolo lontano da acqua e liquidi. Non utilizzare se bagnato finché non è completamente asciutto.
- Danni e perdite: Interrompere l'uso e consultare il servizio clienti se l'articolo è danneggiato o se la batteria perde.
- Smaltimento corretto: Seguire le normative locali per lo smaltimento di dispositivi elettronici e batterie. Non smaltire con i rifiuti domestici.
- Interferenza a radiofrequenza: Questo dispositivo potrebbe causare interferenze con altri dispositivi elettronici. Mantenere una distanza di sicurezza dai dispositivi sensibili.
- Sicurezza dei bambini: Tenere l'articolo e i suoi componenti fuori dalla portata dei bambini per evitare rischi di soffocamento o di ingestione della batteria. Non permettere mai ai bambini di maneggiare l'articolo senza supervisione.
- ATTENZIONE: Il mancato rispetto delle avvertenze sopra riportate può causare gravi lesioni personali o danni materiali.
Risoluzione dei problemi (domande e risposte)
How to deal with disconnection issues, keys repeating or typing delay?
- Please ensure that the number pad is fully charged. A low battery can affect the performance of the number pad.
- If using a USB dongle to connect the number pad to the device, unplug and replug the USB dongle, trying a different USB port if necessary.
- If connecting the number pad to the device via Bluetooth, delete the Bluetooth connection from your device's Bluetooth connection list, and restart your device and re-pair the number pad by following the steps in the user manual.
- If the issues persist, try to connect the number pad to other devices to check if the same issues occur and don't hesitate to contact our customer service for assistance.
How to deal with the number pad can not charge?
- La carica nominale voltage for the number pad is 5V. It is recommended to use the computer's USB port for charging, and using a charger is not recommended.
- Try to change another USB-C cable to recharge, in order to confirm whether it is a cable issue or a fault with the number pad.
How to deal with the key falls off the number pad?
If the key falls off the number pad and can't be installed back, please don't hesitate to contact our customer service for assistance.
Specifiche del prodotto
| Parametro | Valore |
|---|---|
| Capacità della batteria | 280 mAh |
| Volume di lavorotage | 3.7 Volt |
| Corrente di lavoro | ≤2.5mA |
| Corrente di sonno | ≤0.03mA |
| Tempo di standby | 100 giorni |
| Orario di lavoro | 112 ore |
| Tempo di ricarica | 2-3 ore |
| Svegliati | Premi un tasto qualsiasi |
| Dimensioni | 152 * 206 * 16.4 mm / 5.98 * 8.11 * 0.65 pollici |
| 2.4G Channel System Compatibility | Windows 7 a 11 |
| Bluetooth Channel System Compatibility | MacOS 10.10 or later, Windows 7 to 11 |
Modalità di sospensione
1. When the number pad is not used for more than 60 minutes, it will automatically enter into sleep mode and the indicator light will turn off.
2. When using the number pad again, just press any key, the number pad will wake up within 3 seconds, and the lights come back on and the number pad starts working.
Garanzia e supporto
ProtoArc offers a Garanzia di 2 anno on this product, ensuring 100% coverage for manufacturing defects.
For any questions or assistance, please contact us at:
- E-mail: support@protoarc.com
- Telefono: (+1) 866-287-6188
- Orari di apertura: Monday-Friday: 10am-1pm, 2pm-7pm (Eastern Time)
- *Chiuso durante le festività

Image: A card detailing ProtoArc's 2-year warranty and customer support contact information, including email and phone number.
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