Sarrera
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.
Enbalatzeko Zerrenda
Ziurtatu elementu guztiak paketean daudela:
- Number Pad * 1
- USB hartzailea * 1
- C motako kargatzeko kablea * 1
- Erabiltzailearen eskuliburua * 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.
Produktuaren Ezaugarriak
- 34 Keys Full-Size Number Pad: Includes calculator key, PgUp, PgDn, Insert, Delete, Backspace, etc.
- Konektibitate bikoitza: Supports Bluetooth 5.1 and 2.4G wireless connection, allowing connection to 2 devices simultaneously.
- Eskumuturreko atseden gogorra: Features a leather surface for extended typing comfort and wrist support. (Note: Not removable or soft cushioned).
- Pro baxuafile Scissor-switch Keys: Provides a quiet and responsive typing experience.
- USB-C kargatzea: Litiozko bateria kargagarria barneratua, 2 orduko karga osoaren ondoren 250 orduko itxarote-denborarekin.
- Bateragarritasun zabala: Compatible with Windows 8, 10, 11 and Mac OS.
Key Features Visuals

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.

Irudia: Gertutik 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.
Konfigurazioa eta konexioa
The EK04 N offers two connection methods: 2.4G USB and Bluetooth. You can connect up to two devices simultaneously.
2.4G USB konexioa
- 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.
- Atera USB hargailua zenbaki-teklatuaren behealdetik.
- 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.
Bluetooth konexioa
- 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). Bilatu 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.
Gailuen artean aldatzea
After channels are connected, press the corresponding channel button (2.4G or Bluetooth) to switch between the two connected devices.
Funtzionamendu-argibideak
The EK04 N numeric keypad provides a full range of numeric and function keys for efficient data entry and navigation.
Funtzio giltzarriak
| Gakoa | Windows Funtzioa | Mac OS funtzioa |
|---|---|---|
| 2.4G Channel Button | 2.4G kanala | / |
| Bluetooth Channel Button | Bluetooth kanala | Bluetooth kanala |
| Calculator/Search Button | Kalkulagailua | Search |
| NumLK/Clear Button | NumLK | Garbi |
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.
Bideoa: Amaiera batview of the EK04 N Ergonomic Number Pad, showcasing its design and key features in a 30-second clip.
Kargatzeko Gida
- Bateria baxua denean, Bateria Baxuko Adierazle Gorria keinuka hasten da zenbaki-teklatua itzali arte.
- 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.
Maintenance and Safety Warnings
- Kargatzeko segurtasuna: Erabili emandako kablea soilik. Kargatu ondo aireztatutako leku lehor batean, material sukoietatik urrun.
- Bateriaren maneiua: Do not attempt to replace the item's lithium battery. Battery replacement should be conducted by qualified personnel to prevent hazards.
- Bero-esposizioa: Saihestu elementua tenperatura altuko inguruneetan edo eguzki-argitan zuzenean uztea, sute arriskua sor baitezake.
- Likidoaren esposizioa: Mantendu elementua uretatik eta likidoetatik urrun. Ez erabili bustita badago, guztiz lehortu arte.
- Kalteak eta ihesak: Elementua hondatuta badago edo bateriak isurtzen badu, utzi erabiltzeari eta jarri harremanetan bezeroarentzako arreta-zerbitzuarekin.
- Ezabaketa zuzena: Jarraitu tokiko araudia gailu elektronikoak eta bateriak botatzeko. Ez bota etxeko hondakinekin.
- Irrati-maiztasunaren interferentzia: Gailu honek interferentziak sor ditzake beste gailu elektroniko batzuekin. Mantendu distantzia seguru bat gailu sentikorretatik.
- Haurren Segurtasuna: Mantendu elementua eta bere osagaiak haurren eskura ez dauden lekuetan, itotzea edo bateria irenstea saihesteko. Ez utzi inoiz haurrei elementua gainbegiratu gabe maneiatzen.
- KONTUZ: Goiko abisuak ez betetzeak lesio larriak edo ondasunen kalteak eragin ditzake.
Arazoak konpontzea (G&E)
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?
- Kargatze bolumen nominalatage 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.
Produktuaren zehaztapenak
| Parametroa | Balioa |
|---|---|
| Bateria Edukiera | 280 mAh |
| Lan bolumenatage | 3.7 V |
| Laneko Korrontea | ≤2.5 mA |
| Lo egiteko korrontea | ≤0.03 mA |
| Egonean Denbora | 100 Egun |
| Lanaldia | 112 ordu |
| Kargatzeko Denbora | 2-3 ordu |
| Esnatu Bidea | Sakatu edozein tekla |
| Neurriak | 152*206*16.4 mm / 5.98*8.11*0.65 in |
| 2.4G Channel System Compatibility | Windows 7tik 11ra |
| Bluetooth Channel System Compatibility | MacOS 10.10 or later, Windows 7 to 11 |
Lo modua
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.
Bermea eta Laguntza
ProtoArc offers a 2 urteko bermea on this product, ensuring 100% coverage for manufacturing defects.
For any questions or assistance, please contact us at:
- Posta elektronikoa: support@protoarc.com
- Telefonoa: (+1) 866-287-6188
- Ordutegia: Monday-Friday: 10am-1pm, 2pm-7pm (Eastern Time)
- *Oporretan itxita

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





