---
product_id: 541316486
title: "SayoDevice O3C Black Keyboard"
brand: "btxetuel"
price: "€ 80.21"
currency: EUR
in_stock: true
category: "Btxetuel"
url: https://www.desertcart.be/products/541316486-sayodevice-o3c-black-keyboard
store_origin: BE
region: Belgium
---

# 8000Hz ultra-fast polling rate 0.96-inch IPS color screen 3 Hall magnetic linear switches SayoDevice O3C Black Keyboard

**Brand:** btxetuel
**Price:** € 80.21
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your command center with precision, speed, and style!

## Quick Answers

- **What is this?** SayoDevice O3C Black Keyboard by btxetuel
- **How much does it cost?** € 80.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/541316486-sayodevice-o3c-black-keyboard)

## Best For

- btxetuel enthusiasts

## Why This Product

- Trusted btxetuel brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Fully Programmable Knob:** Assign any function to the knob—from volume control to playlist scrolling—for ultimate control.
- • **Compact Powerhouse Design:** A sleek mini keypad with USB-C connectivity and RGB backlighting that fits perfectly on any desk.
- • **Vibrant IPS Color Display:** Stay informed with a crisp 160x80 resolution screen that shows key usage and custom text.
- • **Lightning-Fast 8000Hz Polling:** Experience near-instantaneous response times for seamless workflow and gaming precision.
- • **Magnetic Hall Switches with Hotswap:** Effortlessly customize or replace switches with a simple click—no soldering required.

## Overview

The BTXETUEL SayoDevice O3C OSU Keyboard is a cutting-edge mini keypad featuring 3 magnetic Hall linear switches, a customizable knob, and a vibrant 0.96-inch IPS color screen. With an ultra-fast 8000Hz polling rate via USB-C, hotswappable switches, and programmable macros, it’s designed for professionals and gamers seeking rapid input and personalized control in a compact form factor.

## Description

desertcart.com: BTXETUEL SayoDevice O3C OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… : Electronics

## Features

- 【O3C OSU SayoDevice Keyboard】This keyboard with 3 Hall magnetic linear switches, 1 knob, 1 screen! TYPE-C,USB 2.0 high-speed 8000HZ.
- 【Replaceable Switches】Supports any Hall magnetic Switches, with a simple click for calibration.
- 【IPS color Screen】With 0.96 inch IPS color screen,160*80 Resolution, visible key range and button counting.
- 【Custom Screen】The first line of text on the screen can be customized, such as writing your own ID.
- 【Custom Knob】The knob can also be set with any key, such as to scroll through the song list.
- 【NOTICE】Sometimes, the keyboard needs to do "CALIBRATION" ( The steps are shown in the figure ) before use for the first time or after firmware upgrade.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C5JTVQNN |
| Additional Features | Magnetic |
| Antenna Location | Gaming |
| Best Sellers Rank | #14 in Computer Keyboards |
| Brand | BTXETUEL |
| Button Quantity | 3 |
| Color | black |
| Compatible Devices | Laptop, Mac, PC |
| Compatible Operating System Family | Linux, MacOS, Windows |
| Connectivity Technology | USB-C |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,147) |
| Enclosure Material | Plastic Or Metal |
| Hand Orientation | Ambidextrous |
| Item Dimensions L x W x H | 2.52"L x 2.01"W x 1.5"H |
| Keyboard Backlighting Color Support | RGB |
| Keyboard Description | Gaming |
| Keyboard Layout | QWERTY |
| Manufacturer | BTXETUEL |
| Mfr Part Number | Sayodevice-O3C |
| Model Name | Sayodevice-O3C |
| Model Number | Sayodevice-O3C |
| Number of Keys | 3 |
| Number of Sections | 1 |
| Power Source | USB power |
| Style Name | Game |
| Switch Type | Linear |
| Unit Count | 1.0 Count |
| Warranty Description | 2 YEAR |

## Product Details

- **Brand:** BTXETUEL
- **Color:** black
- **Compatible Devices:** Laptop, Mac, PC
- **Connectivity Technology:** USB-C
- **Keyboard Description:** Gaming
- **Keyboard backlighting color support:** RGB
- **Product Dimensions:** 2.52"L x 2.01"W x 1.5"H
- **Recommended Uses For Product:** Gaming
- **Special Feature:** Magnetic
- **Style:** Game

## Images

![SayoDevice O3C Black Keyboard - Image 1](https://m.media-amazon.com/images/I/81JFFsJ-HyL.jpg)

## Available Options

This product comes in different **Color** options.

## Frequently Bought Together

- BTXETUEL SayoDevice O3C OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.…
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**Shop now:** [https://www.desertcart.be/products/541316486-sayodevice-o3c-black-keyboard](https://www.desertcart.be/products/541316486-sayodevice-o3c-black-keyboard)

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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-29*