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🚗 See More, Know More, Drive Smarter with WOLFBOX G840S
The WOLFBOX G840S is a premium 12" 4K UHD mirror dash cam featuring dual front and rear cameras with wide-angle lenses, advanced night vision, and a large touchscreen display. Equipped with 5.8GHz WiFi and GPS tracking, it offers real-time monitoring and easy video sharing via a dedicated app. Additional features include 24-hour parking surveillance, HDR imaging, and a stable USB-C power connection, making it an essential smart rearview upgrade for cars and trucks.
















| ASIN | B0811Q28N6 |
| Are Batteries Included | No |
| Auto Part Orientation | Front & Rear |
| Auto Part Position | Front Inside |
| Battery Cell Type | Lithium Polymer |
| Best Sellers Rank | #7,143 in Electronics ( See Top 100 in Electronics ) #17 in Car Reversing Cameras |
| Brand | WOLFBOX |
| Built-In Media | 1296P Mirror Dash Cam, 1080P Rear Camera, GPS Module, 32GB TF Card, 11ft Power Supply Cable with Car Charger, 20ft Rear Camera Cable, 3M Adhesive, 4 Rubber Straps for Fixing Front Camera, User Manual |
| Color | G840S |
| Compatible Devices | Car |
| Compatible with Vehicle Type | Bus, Car, Minivan, Truck |
| Connectivity Technology | Wi-Fi |
| Connectivity technology | Wi-Fi |
| Control Method | Touch |
| Country of Origin | China |
| Customer Reviews | 4.3 out of 5 stars 14,235 Reviews |
| Display Type | LCD |
| Field Of View | 170 Degrees |
| Flash Memory Supported Size Maximum | 32 GB |
| Flash Memory Type | microSD |
| Frame Rate | 30 FPS |
| Included Memory Card Size | 32 GB |
| Item Dimensions D x W x H | 30.1D x 7.2W x 1.8H centimeters |
| Item Type Name | 1080P mirror dash cam |
| Item Weight | 830 Grams |
| Manufacturer | WOLFBOX |
| Manufacturer Contact Information | WOLFBOX |
| Maximum Aperture | 1.8 f |
| Memory Slots Available | 1 |
| Memory Storage Capacity | 128 GB |
| Mfr Part Number | G840 |
| Model Name | WOLFBOX G840S |
| Model Number | G840 |
| Model name | WOLFBOX G840S |
| Mounting Type | Rearview Mirror Mount |
| Number of Items | 1 |
| Optical Sensor Technology | CMOS |
| Other Special Features of the Product | App Control, Built-In WiFi, Touch Screen |
| Real Angle of View | 140 Degrees |
| Screen Size | 12 |
| Supported Standards | MP4 |
| UPC | 708111275712 |
| Unit Count | 1 Count |
| Vehicle service type | Bus, Car, Minivan, Truck |
| Video Capture Resolution | 2160p |
| Video capture resolution | 2160p |
| Warranty Description | 1 YEAR |
T**B
Quality front/rear dash cam
2 years on October 28th 2025. Product still working fine, never had any issues. Only on a rarely occasion that it does not switch on itself and I have to do it manually. Now I know, I keep an eye out each time. Awesome quality product. Easy to install, it comes with a small tool to tuck the wires behind the head liner and the plastics of the car. It did not take long and no need to pay for a third party to install. It came with everything you need. The only thing I needed extra was a few cable ties to tidy up the wires under the dash, otherwise, I am extremely happy with this purchases. Sometimes pictures paint a different picture on Amazon and some sellers are not honest. The company, Wolfbox_Store is one of the most honest I have dealt with, they promised a refund on another product I purchased to support hardwiring the mirror, and I bought it and they refunded the full amount once I showed proof that I did buy and Amazon confirmed it. Highly recommended product and Wolfbox is cool. Not to forget, their communication and customer service is outstanding, very clear and great support.
S**N
Best product with Best Customer Service
Outstanding product with best camera results. Car power charger was broken but customer service team they are very quick and return the charger amount to me. Haven't seen this quick and best service from anyone. No hassle in installation and its been 1 week and its working great.
A**N
Excellent Product
The product was received as described. A 32GB Mini SD card included. Everything working as advertised and satisfied. Only thing not working is LDWS.
W**M
Clear and nice
It’s big size I like it and very clear
R**S
Clarity @ best
It fitted well for my Land Cruiser I purchased the 12 inches display it’s perfect 👌, got it fitted with hardwired kit so took it to a professional to get it fixed but worth the price, clarity of both front and rear are super clear and best part is the camera angle can be controlled on the display easy and smooth. Happy with the wait and buy.
J**O
Quality, easy to install and very useful for tinted cars when driving during the night
Quality and easy to install. Not only for recording, useful for tinted cars specially when driving at night. Highly recommended.
M**L
Not good quality
Very bad product, not good quality. Suddenly its not working anymore. Waste of money
R**I
Good product fuse power cable not included
I like the overall product its ok and works as described.... don't like the power cable that as to be conected to the 12V of the car .... the brand sells a cable that can be used in the fuse box ...... that is the reason for the 3 stars
P**I
5 stars... and with a couple of reservations
First of all, this product is and does exactly what they claim it does. The 12" view display is VERY sharp and clear (with a couple of reservations I will address later), the wide angle lenses show everything and more, the GPS is accurate, and the rear-facing camera works very well, especially if you hook up the wire to the backup light so the unit displays the (adjustable) backup lines. Very useful in parking lots! The variety of settings and adjustments are impressive and useful. All-in-all, a really nice product. Now... here's some things I feel you should know.... First, I'm no expert in dashcams. I actually tried an inexpensive windshield mounted one, and it was okay, but I thought it used up too much windshield "square footage" and was a little distracting next to the rear view mirror - the only place I could fit it. Which led me to the units that fit on the existing rearview mirror. MUCH better for what I wanted. I originally just wanted the forward-looking camera and resulting recording, but the GPS was so easy to install, so I did that. Then, after some thought, I wanted to install the rear-looking camera. If you have a sedan with a trunk, this will be very easy. I don't have that. I have a 2009 Ford Escape, a smallish SUV style with a full hatchback as well as a window that opens. Lots of pivot points and moving parts. To get to the license plate light (the recommended routing and placement for the camera), I would have to nearly destroy the inside plastic panel covering the tailgate to route the wiring. And there was no good place inside the glass. So where? It ended up on the outside top driver's side corner of the hatch in line with the luggage rack frame - for a little protection. Not happy with that, but it works, and it's not the manufacturer's fault. Just beware if you have something other than a sedan. You may have to get creative. Another issue is nighttime rear view. The flare from the camera at night is fierce, and not at all useful for viewing out on the highway. In a lighted parking lot, it's fine. Great, even. Also, rain and snow. Just okay, but nothing unexpected or a design fault. It is what it is. Now, one other thing, and it's not a design fault, it's a part of what this device is... Think about it... You strap on this gadget that has a camera pointed straight forward onto your rear view mirror. It has a polished glass surface that is excellent for use as a rear view mirror all on it's own. And what's the first thing you do? You adjust the mirror, angling it down and towards you so you can center the reflection of the rear window in the mirror and see it by just glancing over, correct? And now that camera is pointed up and to the right, not straight ahead. It's a very wide angle lens, and this is not really a problem, but I fixed it by making a small wedge out of foam and inserted it between the unit and the mirror it's mounted on. Now the camera is pointed straight AND the reflection in the mirror is correct AND the rear-facing camera's image generally matches the real reflection. This is important on dark and cloudy days. I know this all sounds like problems and issues, but they are really not. I'm a fussbudget when it comes to stuff like this. This is a really good unit and does it all. I like it a lot.
L**2
Wow. This is a good back mirror.
Whats a good start for a technology that will help me drive safely. Thanks.
D**1
Just what I needeed
I can't fault this. I wanted a rear-view/reversing camera for my van and plumped for this one. The forward looking camera was, for me, a bonus. The kit came with more than enough cable to allow me to install the rear camera above the number plate and feed it through the back door, along the roof and through the roof lining to connect with the display screen which clipped firmly over the existing rear-view mirror. The GPS sensor was easy enough to wire in, again by tucking it under the roof lining and down the A pillar. The forward looking camera is part of the screen that clips onto the rear-view mirror. The power lead for it all was a simple feed above the roof lining and down the other A pillar to a 12v supply. Picture quality is excellent on both cameras. I chose not to wire up the rear camera to the reversing light circuit. I'm more than happy with the view from the camera and don't need the guide lines to assist with reversing, but the option is there if I want it or need it. For me this is a great investment, cheaper than a trip to the body shop or a claim on my insurance if I relied solely on my mirrors and reversing sensors and had a mishap, plus I have the added security of recordings on the micro SD card from both cameras should I be involved in a no fault incident.
A**H
رائع بلا منازع
افضل منتج جربته جودة عالية مواصفات قياسية سهولة استخدام تعاون خدمة العملاء وخدمة ما بعد البيع
M**I
good front camera but lackluster rearview camera
The screen and touch responce is great. It has nice features. Front camera is pretty good but rearview is not as good after dark. Some pictures that are uploaded can be misleading and make you purchase a different model rather than what you want. More importantly, the customer support is phenomenal. They will fix any issue and make sure you are happy with the purchase and the brand. Happy to own a Wolfbox branded product.
Trustpilot
2 days ago
3 weeks ago