---
product_id: 637083957
title: "BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.…"
brand: "btxetuel"
price: "¥1197"
currency: JPY
in_stock: false
reviews_count: 6
url: https://www.desertcart.jp/products/637083957-btxetuel-sayodevice-osu-o3c-rapid-trigger-hall-switches-magnetic-linear
store_origin: JP
region: Japan
---

# 8000Hz high-speed USB-C connectivity 3 Hall magnetic linear switches 0.96-inch IPS color screen, 160x80 res BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.…

**Brand:** btxetuel
**Price:** ¥1197
**Availability:** ❌ Out of Stock

## Summary

> 🎮 Elevate your command center with magnetic precision and vibrant control!

## Quick Answers

- **What is this?** BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… by btxetuel
- **How much does it cost?** ¥1197 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/637083957-btxetuel-sayodevice-osu-o3c-rapid-trigger-hall-switches-magnetic-linear)

## 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

- • **Versatile Programmable Knob:** Take control with a fully remappable knob—scroll playlists, adjust volume, or assign any shortcut for seamless multitasking.
- • **Plug-and-Play Hotswap Design:** Effortlessly swap any Hall magnetic switch without soldering, keeping your setup fresh and tailored to your style.
- • **Customizable IPS Color Screen:** Personalize your workflow or gaming vibe with a crisp 0.96-inch IPS screen that displays custom text, key ranges, and button counts.
- • **Precision Magnetic Linear Switches:** Experience ultra-responsive rapid triggers with 3 Hall effect magnetic linear switches designed for flawless gaming and productivity.
- • **Blazing Fast 8000Hz USB-C Connection:** Stay ahead of the competition with ultra-low latency and high-speed data transfer via USB-C and USB 2.0 compatibility.

## Overview

The SayoDevice O3C OSU Keyboard is a compact, high-performance mini keypad featuring 3 Hall magnetic linear switches, a customizable 0.96-inch IPS color screen, and a programmable knob. Designed for gamers and power users, it supports hot-swappable switches and delivers ultra-low latency with an 8000Hz USB-C connection, making it perfect for fast-paced games like OSU and Geometry Dash.

## Description

Product Description

Review: Good for geometry dash - It was great and good for geomtry dash although mine didnt get black keys and it's small but other than that its great i love it...
Review: Works Great! - Works great, have been heavily used for weeks by the kids and no problem so far.

## 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C3YYDY8R |
| Antenna Location | Gaming |
| Best Sellers Rank | #306,570 in Electronics ( See Top 100 in Electronics ) #565 in Keyboards |
| Box Contents | USB Cable |
| Brand | BTXETUEL |
| Brand Name | BTXETUEL |
| Button Quantity | 3 |
| Colour | white |
| Compatible Devices | PC, Laptop |
| Connectivity Technology | USB |
| Customer Reviews | 4.7 out of 5 stars 891 Reviews |
| Enclosure Material | Polycarbonate |
| Hand Orientation | Ambidextrous |
| Item Dimensions L x W x H | 6.4L x 5.1W x 3.8H Centimeters |
| Keyboard Backlighting Color Support | RGB |
| Keyboard Description | Gaming |
| Keyboard Layout | QWERTY |
| Manufacturer | china |
| Manufacturer Part Number | SayoDeviceO3C |
| Minimum Required Operating System Version | Mac OS 14 Sonoma, Windows 11 |
| Model Name | O3C OSU SayoDevice Keyboard |
| Model Number | Sayodevice-O3C |
| Number of Keys | 3 |
| Number of Sections | 1 |
| Power Source | Corded Electric |
| Product Features | Magnetic |
| Recommended Uses For Product | Gaming |
| Series Number | 3 |
| Special Feature | Magnetic |
| Style Name | Modern |
| Switch Type | Linear |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** BTXETUEL
- **Compatible Devices:** PC, Laptop
- **Connectivity Technology:** USB
- **Keyboard Description:** Gaming
- **Recommended Uses For Product:** Gaming

## Images

![BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… - Image 1](https://m.media-amazon.com/images/I/61-zY-vOjGL.jpg)
![BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… - Image 2](https://m.media-amazon.com/images/I/71aGADiGMYL.jpg)
![BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… - Image 3](https://m.media-amazon.com/images/I/61wY4+uPlaL.jpg)
![BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… - Image 4](https://m.media-amazon.com/images/I/71CkTfTTnhL.jpg)
![BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.… - Image 5](https://m.media-amazon.com/images/I/71cH-DaHUTL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Good for geometry dash
*by P***R on 26 February 2026*

It was great and good for geomtry dash although mine didnt get black keys and it's small but other than that its great i love it...

### ⭐⭐⭐⭐⭐ Works Great!
*by F***N on 23 April 2026*

Works great, have been heavily used for weeks by the kids and no problem so far.

### ⭐⭐⭐⭐⭐ Excelente!!!
*by M***O on 12 November 2025*

Muy buena respuesta, excelente opción para GD u otro tipo de juegos de ritmo.

## Frequently Bought Together

- BTXETUEL SayoDevice OSU O3C Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.…
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-21*