
USB receiver
For niz capacitive wireless keyboard
Before you buy, please tell us the order number of the NiZ keyboard you are ordering.
USB receivers for 5.0 keyboards are accepted, USB receivers for 6.0 keyboards are not.
5.0: Keyboards without pink and blue keycamps.
6.0: Keyboard with pink and blue keycamps.
Specifications & Details
What's in the Box
Standard delivery
2-5 working days, free nationwide shipping if order value exceeds JPY 5,000 (including tax).
Returns/Exchanges
If the goods are faulty, please contact us within 15 days of receipt.
To help us process your request more efficiently, please include your order number.
Email: hi@niz.store
*Please note that depending on the nature of your inquiry, we may need time for verification or investigation, which could delay our response. Thank you for your understanding.
Receipts
We can only provide electronic receipts. Unfortunately, we are unable to include a printed version with your shipment.
To issue an electronic receipt, please provide the following:
- Name:
- For the attention of:
- Order Number:
If you need a receipt, please email us (not by phone) at hi@niz.store. We will respond within 48 hours.
Technical Mark Certification already acquired

Frequently Asked Questions
If you have any issues, please contact our support center.
How long does a full charge last?
One full charge can last up to 250 hours with continuous use of 24 hours a day.
What is the battery lifespan of the keyboard?
Typically, the battery can be used without issues for 3 to 5 years.
Is there a JIS layout?
NiZ only offers US layout. Please set your computer's input method to English before use.
Some keys are not responding?
Update the firmware to the latest version
Update Procedure:
- Download the latest firmware.
- Connect the NiZ keyboard via USB cable and launch the dedicated software.
- Click "Write".
- Click "Read FW", select the downloaded firmware file, and perform the update.
- The update is now complete.
Updating the firmware takes about 10 seconds. Please do not let the PC go to sleep during this process.
- Be sure to install the software.
- Connect with a USB cable to update. Bluetooth connections are not supported.
Is the keyboard prone to false input?
The electro-capacitive switch responds with a light touch and has no bottom-out, making it very sensitive to the touch. If your typing is not accurate, unintended keystrokes may occur. Some adaptation may be necessary.