---
product_id: 447985713
title: "Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5\" Infrared Touch Panel - USB Interface - with Protective Glass"
brand: "chengying"
price: "R6869"
currency: ZAR
in_stock: true
reviews_count: 5
category: "Chengying"
url: https://www.desertcart.co.za/products/447985713-chengying-21-5-inch-16-9-infrared-multi-touch-overlay
store_origin: ZA
region: South Africa
---

# 10ms ultra-responsive touch latency Plug & Play USB interface 21.5-inch 16:9 multi-touch overlay Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass

**Brand:** chengying
**Price:** R6869
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate your screen game—touch, tap, and transform with precision! 🔲

## Quick Answers

- **What is this?** Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass by chengying
- **How much does it cost?** R6869 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/447985713-chengying-21-5-inch-16-9-infrared-multi-touch-overlay)

## Best For

- chengying enthusiasts

## Why This Product

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

## Key Features

- • **Multi-Touch Magic:** Supports multiple simultaneous touch points, perfect for collaborative meetings, kiosks, and digital signage.
- • **Ultra-Fast Response:** Experience near-instantaneous 10ms touch response for fluid, precise control—no lag, no frustration.
- • **Seamless Touch Upgrade:** Transform any flat screen or projector into an interactive powerhouse with this sleek overlay.
- • **Universal Compatibility:** Effortlessly works with Windows, Mac, and Android devices—no drivers needed, just plug & play.
- • **Durable Protective Glass:** Built tough with glossy protective glass to safeguard your display while maintaining crystal-clear visuals.

## Overview

The Chengying 21.5-inch Infrared Multi-Touch Overlay is a sleek, driver-free USB touch frame designed to add interactive touch functionality to any compatible flat screen or projector. Featuring a fast 10ms response time, 16:9 Full HD resolution support, and durable protective glass, it supports Windows, Mac, and Android OS for versatile professional and commercial use.

## Description

Buy Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: 5 star seller - Perfect and well packaged
Review: 27インチモニターをタッチパネルにする - 27インチモニターがタッチパネルなり面白いですね。 ノートパソコンのような操作まではいかなくてもそれなりの動きをしてくれます。 マウスのポインターが何処へ行ったのか一瞬分からなくなってもペンでタッチできるので助かります。

## Features

- Touch overlay only, no screen (no monitor)
- Add touch function to your display / monitor / projector / computer. Application: flat screens, vending machines, digital signage, kiosk, exhibitions, touch TV, boardroom, conference machine
- Thin thickness, with protective glass. Please refer to the below picture for dimensions and drawing.
- A computer input device that needs to be connected to a computer or Android box. HID Plug & Play driver free for Windonws OS. Supports Android OS and Mac OS.
- Multi-touch overlay device, USB interface

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09PL1Z9TF |
| Additional Features | Curved |
| Aspect Ratio | 16:9 |
| Aspect ratio | 16:9 |
| Best Sellers Rank | #83,102 in Computers ( See Top 100 in Computers ) #2,154 in Computer Monitors |
| Brand | Chengying |
| Brightness | m2 |
| Color | black |
| Compatible Devices | Computers, Android Devices |
| Connectivity Technology | USB |
| Contrast Ratio | 990:1 |
| Customer Reviews | 4.2 out of 5 stars 459 Reviews |
| Display Resolution Maximum | 1920 x 1080 |
| Display Technology | Touch overlay only, no display, no monitor |
| Display Type | Touch Overlay |
| Hardware Connectivity | USB |
| Has Color Screen | No |
| Image contrast ratio | 990:1 |
| Included Components | USB port |
| Is Electric | Yes |
| Manufacturer | Chengying |
| Model Number | b172bfb8-f4b8-4aad-afbf-5524f0395aca |
| Mounting Type | Desk Mount |
| Native Resolution | 1920x1080 |
| Refresh Rate | 450 Hz |
| Resolution | 32768 x 32768 |
| Response Time | 10 Milliseconds |
| Screen Finish | Glossy |
| Screen Size | 21.5 Inches |
| Screen size | 21.5 Inches |
| Screen surface description | Glossy |
| Shape | Rectangular |
| Specific Uses For Product | Business |
| Total USB 3.0 Ports | 1 |
| UPC | 769326471993 |
| Unit Count | 1 Count |
| Viewing Angle | 160 Degrees |
| Voltage | 5 Volts |

## Product Details

- **Aspect ratio:** 16:9
- **Brand:** Chengying
- **Resolution:** 32768 x 32768
- **Screen size:** 75 Inches
- **Screen surface description:** Glossy

## Images

![Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass - Image 1](https://m.media-amazon.com/images/I/41Z7Z482HQL.jpg)
![Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass - Image 2](https://m.media-amazon.com/images/I/717L1243QeL.jpg)
![Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass - Image 3](https://m.media-amazon.com/images/I/61+Q-RdxK7L.jpg)
![Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass - Image 4](https://m.media-amazon.com/images/I/41kq-4NsC1L.jpg)
![Chengying 21.5 inch (16:9) Infrared Multi-Touch Overlay - IR Touch Frame - 21.5" Infrared Touch Panel - USB Interface - with Protective Glass - Image 5](https://m.media-amazon.com/images/I/41Fh-xPAcWL.jpg)

## Available Options

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

## Questions & Answers

**Q: Does the usb have to be plugged into my pc or xan i plug it into the back of my tv**
A: You could try bc some smart tv with internet ready has usb port where you could plug a wireless mouse and keyboard. This overlay is just like a giant trackpad or mouse that navigate the entire tv screen, it senses the exact location of your finger like a gps.

**Q: How many actual touch points?**
A: Dear    Friend：
   Actually 10 point  touch point.

**Q: is that work with android TV?**
A: Some tv has usb port where you could use wireless keyboard and mouse.

**Q: Does this support handwriting?**
A: Yes, it support handwriting

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5 star seller
*by M***S on 27 March 2019*

Perfect and well packaged

### ⭐⭐⭐⭐⭐ 27インチモニターをタッチパネルにする
*by A***ー on 21 July 2025*

27インチモニターがタッチパネルなり面白いですね。 ノートパソコンのような操作まではいかなくてもそれなりの動きをしてくれます。 マウスのポインターが何処へ行ったのか一瞬分からなくなってもペンでタッチできるので助かります。

### ⭐⭐⭐⭐⭐ Great service and product
*by S***N on 12 April 2021*

I was nervous about ordering this product but after doing so I am very happy with the product. After placing the order I was contacted to confirm that the sizing was correct and that I was happy with the actual item in the order, in case it wasn't what I expected, I thought this was excellent, saving them and me any hassle returning goods over such a distance if not what I thought it was meant to be, it then arrived well packaged ahead of schedule. Works as expected.

## Frequently Bought Together

- Chengying 75 inch Multi-Touch 10 Points Infrared - 75" IR Touch - USB - HID Compatible
- Amazon Fire TV 75" Omni Series, 4K UHD smart TV with Dolby Vision, hands-free with Alexa

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**Shop now:** [https://www.desertcart.co.za/products/447985713-chengying-21-5-inch-16-9-infrared-multi-touch-overlay](https://www.desertcart.co.za/products/447985713-chengying-21-5-inch-16-9-infrared-multi-touch-overlay)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-08-22*