iSinbox AC311 Portable 1080p Short-Throw Projector

1 / 7

Product guide

iSinbox AC311 Portable 1080p Short-Throw Projector

The iSinbox AC311 is a portable LCD projector with listed native 1080p resolution and a 1.1:1 short-throw design. Built-in streaming apps, autofocus, keystone correction, and dual speakers suit compact-room viewing, while its listed 500 ANSI brightness receives mixed customer feedback.

At a glance

The listing describes a 1.1:1 short-throw ratio and approximately 100-inch projection from about 7.9 feet.
Native resolution is listed as 1920 x 1080. The manufacturer describes 4K content support, not native 4K resolution.
Automatic focus, 6D keystone correction, screen alignment, obstacle avoidance, and 50–100% digital zoom are claimed.
Built-in apps are claimed to include Netflix, YouTube, and Prime Video, among others.
The feature description claims dual 20W speakers, while another section describes Dolby-certified stereo speakers without specifying their wattage.

Price

$189.97Save 30%

Reference price: ~~$269.99~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

Mdbebbron 120 inch Projector Screen 16:9 Foldable Anti-Crease Portable Projector Movies Screens for Home Theater Outdoor Indoor Support Double Sided Projection

$24.99

DECOSIS Projector Stand Tripod Laptop Stands Height Adjustable | from 23.5" to 46.5" with Gooseneck Phone Holder, Floor for Office, Home, Stage, Studio, Outdoor, DJ Racks Holder Mount

$34.98

Pros and cons

Pros

Short-throw design is intended to produce a large image in a relatively compact room.
Built-in streaming apps may avoid needing a separate streaming device for supported services.
Autofocus and keystone correction can reduce manual image setup when repositioning the projector.
The portable form and listed 1.93 kg weight support moving it between rooms.

Cons

The listed native resolution is 1080p, so it is not a native 4K projector despite 4K support claims.

Technical specifications

23 specifications

Identity
Brand	iSinbox
Model	AC311

Display and video
Native resolution	1920 x 1080
Display resolution maximum	1920 x 1080 pixels
Screen technology listed	LCD
Brightness listed	500ANSI
Maximum white brightness listed	500 ansi_lumens
Video format listed	AVC/ MPGE2 / H.264 / H.265 /VP9
Image enhancement technology	AI image enhancement
Maximum image size	200 inches
Minimum image size	100 inches

Connectivity and controls
Wireless connection listed	Wi-Fi
Control method listed	Remote Control
Hardware connection listed	HDMI
Compatible devices	Gaming Console, Laptop, Smartphone

Dimensions and installation
Mounting type listed	Tabletop Mount
Form factor	Portable
Weight listed	1.93 kg
Minimum throw distance	1.15 meters
Maximum throw distance	5.35 meters

Other listed details
Lamp wattage	40 watts
Color	White-gray
Warranty description	24 months

What to know before buying

Listing details to confirm

The listing has inconsistent image-size and distance details: it gives 100 inches at about 7.9 feet, but also lists a minimum image size of 100 inches and a minimum throw distance of 1.15 meters. It also describes a maximum 200-inch image and a maximum throw distance of 5.35 meters. Brightness is presented as both 500ANSI and 500 ansi_lumens. Confirm the intended room distance and image size, and treat the brightness and 4K wording as listing claims.

What’s in the box

Included

Projector
HDMI cable
Power cord
User manual

Who is it for?

A good fit for

People setting up a large image in a bedroom, apartment, dorm, or other compact room.
Viewers who want listed built-in streaming apps and automatic image adjustment.
Buyers looking for a portable projector for home cinema or gaming.

Less suited to

Buyers who require native 4K resolution.
Viewers needing consistently bright projection in a well-lit room, given mixed brightness feedback and the listed 500 brightness claims.

iSinbox AC311 Portable 1080p Short-Throw Projector · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.3 / 5 · 107 ratings

5 stars72%72%
4 stars10%10%
3 stars9%9%
2 stars1%1%
1 star8%8%

Customer feedback describes positive experiences with performance, image quality, autofocus, sound, built-in apps, and portability. Brightness is a clear point of disagreement, with some finding it adequate and others wanting more. That matters for buyers choosing where to use it: the listed brightness is 500ANSI, but customer impressions vary, so a darker room may be a safer fit than relying on it for bright ambient conditions.

Positive themes

Customers report positive experiences with sound, autofocus, keystone correction, built-in apps, and portability.

Mixed feedback

Brightness feedback is mixed, with some customers finding it sufficient and others saying it needs improvement.

Frequently asked questions

Is the AC311 a native 4K projector?

No. The listing gives native resolution as 1920 x 1080 and describes 4K support or decoding. That indicates 4K content support with a 1080p native display, not native 4K.

How far away does it need to be for a 100-inch image?

The listing claims about 7.9 feet for a 100-inch image, but its technical details also give a 1.15-meter minimum throw distance and a 100-inch minimum image size. Confirm the distance and screen-size information for your setup.

Does it include built-in streaming apps?

The manufacturer claims compatibility with apps including Netflix, YouTube, and Prime Video, plus additional downloadable apps. App availability can depend on the service and software.

What is included in the listed package?

The package list names the projector, an HDMI cable, a power cord, and a user manual. The listing says the remote does not include batteries, so AAA batteries are not listed as included.