---
product_id: 541316486
title: "SayoDevice O3C Black Keyboard"
brand: "btxetuel"
price: "$U3597"
currency: UYU
in_stock: null
reviews_count: 8
category: "Btxetuel"
url: https://www.desertcart.uy/products/541316486-sayodevice-o3c-black-keyboard
store_origin: UY
region: Uruguay
---

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

**Brand:** btxetuel
**Price:** $U3597
**Availability:** ❌ Out of Stock

## Summary

> ⌨️ Elevate your setup with the SayoDevice O3C — where speed meets style!

## Quick Answers

- **What is this?** SayoDevice O3C Black Keyboard by btxetuel
- **How much does it cost?** $U3597 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/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

- • **Magnetic Hall Switches:** Durable, hotswappable linear switches for effortless customization and longevity.
- • **Vibrant IPS Color Display:** Customizable 0.96-inch screen to showcase your ID, macros, or key stats at a glance.
- • **Multi-Function Knob Control:** Assign any key or function to the knob—perfect for volume, scrolling, or playlist navigation.
- • **Lightning-Fast 8000Hz Polling:** Experience near-instantaneous input response for flawless gaming and productivity.
- • **Plug-and-Play USB-C Connectivity:** Seamless high-speed connection with universal compatibility across PC, Mac, and laptops.

## Overview

The SayoDevice O3C Black Keyboard is a compact, high-performance gaming keypad featuring 3 hotswappable Hall magnetic linear switches, an ultra-responsive 8000Hz polling rate, and a customizable 0.96-inch IPS color screen. Equipped with a versatile knob and USB-C connectivity, it offers seamless integration for gamers and professionals seeking precision, customization, and sleek design in a mini 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

Review: Customization,Ease of use,Reactivity - Amazing 8000 hz polling rate the reactivity is amazing especially for games like geometry dash/Osu it functions very well and has a volume knob very useful if you have a smaller keyboard without normal sound function keys, its easy to connect and was pretty comparable off the start.
Review: Wonderful product - slow shipping. - I almost gave this product only 4 stars because in the world of desertcart, this item ships SLOW. Just be prepared for that. As far as actual quality - worth the wait. Exactly what my son was looking for. He now uses it daily. Functions exactly as it should and has enhanced his game play.

## 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 | #12 in Computer Keyboards |
| Brand | BTXETUEL |
| Button Quantity | 3 |
| Color | black |
| Compatible Devices | Laptop, Mac, PC |
| Connectivity Technology | USB-C |
| Customer Reviews | 4.7 out of 5 stars 1,260 Reviews |
| 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 |
| Item Height | 1.5 inches |
| Keyboard Backlighting Color Support | RGB |
| Keyboard Description | Gaming |
| Keyboard Layout | QWERTY |
| Manufacturer | BTXETUEL |
| Model Name | Sayodevice-O3C |
| Model Number | Sayodevice-O3C |
| Number of Keys | 3 |
| Power Source | USB power |
| Recommended Uses For Product | Gaming |
| Special Feature | Magnetic |
| Style Name | Game |
| Switch Type | Linear |
| Unit Count | 1.0 Count |
| Warranty Description | 2 YEAR |

## Product Details

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

## 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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Customization,Ease of use,Reactivity
*by L***A on October 10, 2025*

Amazing 8000 hz polling rate the reactivity is amazing especially for games like geometry dash/Osu it functions very well and has a volume knob very useful if you have a smaller keyboard without normal sound function keys, its easy to connect and was pretty comparable off the start.

### ⭐⭐⭐⭐⭐ Wonderful product - slow shipping.
*by P***R on December 29, 2025*

I almost gave this product only 4 stars because in the world of Amazon, this item ships SLOW. Just be prepared for that. As far as actual quality - worth the wait. Exactly what my son was looking for. He now uses it daily. Functions exactly as it should and has enhanced his game play.

### ⭐⭐⭐⭐⭐ Nice product
*by H***L on January 6, 2026*

Little hard to work but overall great looks and feels amazing and works well

## 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.uy/products/541316486-sayodevice-o3c-black-keyboard](https://www.desertcart.uy/products/541316486-sayodevice-o3c-black-keyboard)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-01-24*