---
product_id: 536278729
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: "AR$141733"
currency: ARS
in_stock: true
reviews_count: 13
category: "Btxetuel"
url: https://www.desertcart.com.ar/products/536278729-btxetuel-sayodevice-osu-o3c-rapid-trigger-hall-switches-magnetic-linear
store_origin: AR
region: Argentina
---

# 8000Hz ultra-fast polling rate Customizable multifunction knob 0.96-inch IPS color screen 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:** AR$141733
**Availability:** ✅ In Stock

## Summary

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

## 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?** AR$141733 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/536278729-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

- • **Vibrant IPS Color Display:** Keep critical info and custom IDs visible on a crisp 160x80 resolution screen.
- • **Lightning-Fast 8000Hz Polling:** Experience near-instantaneous input response for flawless gameplay and productivity.
- • **Magnetic Hall Linear Switches:** Enjoy smooth, silent, and highly durable keypresses with hot-swappable magnetic switches.
- • **Fully Customizable Knob Control:** Assign any function to the knob—scroll playlists, adjust volume, or trigger macros effortlessly.
- • **Plug-and-Play USB-C Connectivity:** Seamlessly connect to Windows, MacOS, Linux, and compatible tablets with high-speed USB 2.0.

## Overview

The BTXETUEL SayoDevice OSU O3C is a compact, high-performance mini keypad designed for gamers and power users. Featuring 3 hot-swappable Hall magnetic linear switches, a customizable multifunction knob, and a vibrant 0.96-inch IPS color screen, it delivers ultra-fast 8000Hz polling via USB-C. Compatible across major OS platforms, this device offers seamless customization and durability, making it a must-have for OSU, Geometry Dash players, and productivity enthusiasts alike.

## Description

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

Review: Incredible performance!! - My brother loved this. He's an OSU and Geometry Dash player and the responsiveness, quality and performance fits just what he wanted. It sounds great, it's easy to use and setup. Definitely worth the price!!
Review: Awesome Keypad - It works extremely well, it helped me get better at Geometry Dash, it’s high quality, good lighting, and I had good experiences with it! Definitely a 10/10

## 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 | B0C3YYDY8R |
| Additional Features | Magnetic |
| Antenna Location | Gaming |
| Best Sellers Rank | #31 in Computer Keyboards |
| Brand | BTXETUEL |
| Built-In Media | '3 Hall magnetic linear switches', '1 knob', '1 screen' |
| Button Quantity | 3 |
| Color | white |
| Compatible Devices | Laptop, Mac, PC |
| Compatible Operating System Family | Linux, MacOS, Windows |
| Compatible Tablet Computer Models | Samsung Galaxy Tab S7 FE 12.4" |
| Connectivity Technology | USB-C |
| Customer Reviews | 4.7 out of 5 stars 1,134 Reviews |
| Enclosure Material | Plastic |
| 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 | SayoDeviceO3C |
| Model Name | O3C OSU SayoDevice Keyboard |
| Model Number | SayoDeviceO3C |
| Number of Items | 1 |
| Number of Keys | 3 |
| Number of Packs | 1 |
| Number of Sections | 1 |
| Recommended Uses For Product | Gaming |
| Series Number | 3 |
| Special Feature | Magnetic |
| Style Name | Game |
| Switch Type | Linear |
| Unit Count | 1 Count |
| Warranty Description | 2 YEAR |

## Product Details

- **Brand:** BTXETUEL
- **Color:** white
- **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

![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)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Incredible performance!!
*by J***A on July 26, 2026*

My brother loved this. He's an OSU and Geometry Dash player and the responsiveness, quality and performance fits just what he wanted. It sounds great, it's easy to use and setup. Definitely worth the price!!

### ⭐⭐⭐⭐⭐ Awesome Keypad
*by C***3 on August 22, 2026*

It works extremely well, it helped me get better at Geometry Dash, it’s high quality, good lighting, and I had good experiences with it! Definitely a 10/10

### ⭐⭐⭐⭐⭐ Great for Geometry Dash!
*by M***T on August 9, 2026*

I bought this for my son to play his game with. He says it’s fantastic and loves it. If he’s happy, I’m happy!

## 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 Argentina*
*Store origin: AR*
*Last updated: 2026-09-05*