Does the usb have to be plugged into my pc or xan i plug it into the back of my tv

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.

How many actual touch points?

Dear Friend： Actually 10 point touch point.

is that work with android TV?

Some tv has usb port where you could use wireless keyboard and mouse.

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Chengying 75 inch Multi-Touch 10 Points Infrared - 75" IR Touch - USB - HID Compatible

Chengying 75 inch Multi-Touch 10 Points Infrared - 75" IR Touch - USB - HID Compatible

Product ID: 207741842

Details

Aspect Ratio
16:9
Brand
Chengying
Resolution
4K UHD 2160p
Screen Size
75 inches
Screen Surface Description
Glossy

📏75-inch expansive touch frame

🔌USB HID plug & play

🔟10-point multi-touch precision

R$5767

Duties & taxes included

In stock

Sold byAmazon BrazilDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

📐 Elevate every touch — where innovation meets collaboration!

VERSATILE INTEGRATION - Perfect for education, boardrooms, kiosks, and digital signage—adapt your space with ease.
MASSIVE 75 INCH CANVAS - A sleek, glossy 16:9 frame that transforms any display into an interactive powerhouse.
PLUG PLAY SIMPLICITY - Driver-free USB HID compatibility across Windows, Android, and Mac OS ensures instant setup.
SEAMLESS MULTI TOUCH EXPERIENCE - Engage effortlessly with 10 simultaneous touch points for dynamic collaboration.
ULTRA RESPONSIVE INFRARED TECHNOLOGY - 450Hz refresh rate and 10ms response time deliver fluid, lag-free interaction.

The Chengying 75-inch Multi-Touch Infrared Touch Frame offers a cutting-edge 10-point touch interface with ultra-responsive 450Hz refresh rate and 10ms response time. Designed for seamless USB HID plug & play compatibility across Windows, Android, and Mac OS, this driver-free touch overlay transforms any 16:9 display into an interactive hub ideal for education, corporate, and public environments.

Specifications

ASIN	B085Y5JQZP
Additional Features	Touchscreen
Aspect Ratio	16:9
Best Sellers Rank	#132,830 in Office Products ( See Top 100 in Office Products ) #14 in Presentation Electronic White Boards #564 in Computer Monitors
Brand	Chengying
Brightness	m2
Color	red
Compatible Devices	Computer
Connectivity Technology	USB
Customer Reviews	4.2 4.2 out of 5 stars (488)
Display Resolution Maximum	7680 x 4320
Display Type	LCD
Hardware Connectivity	Infrared, USB
Included Components	USB port
Item Dimensions D x W x H	0.37"D x 7.48"W x 3.74"H
Manufacturer	Chengying
Model Name	Chengying 75 inch Multi-Touch 10 Points Infrared Touch Frame
Model Number	dbdc91c8-44eb-4316-aea2-c83655b10bf8
Mounting Type	touch screen
Native Resolution	32768*32768
Pixel Pitch	5
Power Consumption	2 watts
Refresh Rate	450 hertz
Resolution	4K UHD 2160p
Response Time	10 milliseconds
Screen Finish	Glossy
Screen Size	75 inches
Shape	Rectangular
Specific Uses For Product	Education
UPC	720643071754
Voltage	5 volts

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