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

⚡450Hz ultra-responsive refresh rate

🔟10-point multi-touch precision

🖥️75-inch ultra-wide touch frame

B/.1293

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Sold byAmazon PanamaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚀 Elevate Every Touch: Where Innovation Meets Interaction

ULTRA FAST RESPONSE - Experience near-instantaneous 10ms response time and 450Hz refresh rate for smooth, lag-free touch input.
VERSATILE INTEGRATION - Perfect for education, digital signage, kiosks, and command centers—upgrade your environment with cutting-edge touch tech.
MASSIVE 75 INCH CANVAS - Transform any space with a sleek, expansive 75-inch touch overlay that fits perfectly in boardrooms and classrooms.
PLUG PLAY SIMPLICITY - HID-compatible USB interface ensures effortless, driver-free setup across Windows, Android, and Mac OS.
SEAMLESS MULTI TOUCH EXPERIENCE - Engage up to 10 simultaneous touch points for flawless collaboration and interaction.

The Chengying 75-inch Multi-Touch Infrared Touch Frame delivers a cutting-edge 10-point touch interface with ultra-fast 10ms response and 450Hz refresh rate. Designed for seamless USB plug & play compatibility across Windows, Android, and Mac OS, this sleek, driver-free touch overlay transforms any display into an interactive powerhouse ideal for education, corporate, and digital signage applications.

Specifications

ASIN	B085Y5JQZP
Additional Features	Touchscreen
Aspect Ratio	16:9
Best Sellers Rank	#122,379 in Office Products ( See Top 100 in Office Products ) #13 in Presentation Electronic White Boards #543 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 (489)
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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