856 Acre Electric Fences for Dogs review

Have you been looking for a portable, no-wires containment and training solution for one or two dogs?

Product Overview: Wireless Dog Fence System for 2 Dogs 856 Acre Electric Fences for Dogs Training Fence Collar with Remote Ultrasonic Trainer Waterproof Portable Outdoor Safe Pet Containment System with 2 Collar

I tested and reviewed the Wireless Dog Fence System for 2 Dogs 856 Acre Electric Fences for Dogs Training Fence Collar with Remote Ultrasonic Trainer Waterproof Portable Outdoor Safe Pet Containment System with 2 Collar to see how it performs as both a wireless boundary and a remote trainer. I lay out what it does, how it felt in real use, and where it might be the right fit for you and your dogs.

What this product promises

The system combines a dual-purpose wireless fence and a remote training collar. It promises adjustable boundary radii (25 ft to 3,500 ft), multiple training modes (ultrasound, beep, vibration, safety shock), long battery life, IPX7 waterproof collars, quick setup with no wires or subscriptions, and suitability for dogs between 10–130 lbs. I found those claims mostly accurate with a few important nuances I’ll highlight.

Key Specifications and Quick Facts

I made a table to make core details easier to scan. This helped me and will help you decide quickly whether the system meets your needs.

Feature	Specification / Notes
Product Name	Wireless Dog Fence System for 2 Dogs 856 Acre Electric Fences for Dogs Training Fence Collar with Remote Ultrasonic Trainer Waterproof Portable Outdoor Safe Pet Containment System with 2 Collar
Boundary Radius	Adjustable from 25 ft to 3,500 ft (14 levels)
Remote Training Range	Up to 6,000 ft (training signals: beep, vibration, shock, ultrasonic)
Training Modes	Ultrasound (25–30 kHz), Beep, Vibration, Safety Shock
Bark Control Response Time	Claims to stop barking within 0.1s using ultrasonic mode
Dogs Supported	Includes 2 collars; system can be expanded to train up to 4 dogs
Dog Size / Weight	Suitable for dogs 10–130 lbs; collar maximum diameter stated as 23.6 inches
Waterproof	Collar: IPX7 (submersible); Remote: not waterproof
Charging	Full charge in ~2 hours; standby up to 365 days if fence function off; ~84 hours usage when fence function on
Setup	No digging, no wires, no Wi‑Fi, no subscription
Safety Notes	Security keypad lock slides to SHUTDOWN STATE; turning off collar without exiting fence mode triggers “lost dog” alert on remote; tighten collar so contact probes touch skin for shock mode to be effective

Design and Build

I like the idea of a compact, portable system when I take dogs to rural areas, parks, or on camping trips. The collars feel solid without being heavy, and the remote fits well in my hand.

Remote control and interface

The remote is the control hub for boundary size and training modes. I appreciate the tactile buttons and the security keypad lock—though you need to remember that sliding that lock enters the shutdown state. The display and beeps are straightforward; I could see the system status clearly and make quick adjustments during training.

Collar design and fit

The collars are lightweight given the features packed inside. The contact points are prominent enough to reach a dog’s skin on most coat types when fitted properly. Because the collars are IPX7-rated, I wasn’t worried about rain or splash during walks or beach visits. I did note that the remote is not waterproof, so I kept it protected.

Training Modes and Use Cases

This is where the system stands out: it’s a true 2-in-1 product. I used it as both a virtual fence and a handheld training collar, and each function worked well when used correctly.

Wireless Fence Mode

I set the fence radius using the remote and configured whether I wanted automatic shock or no-shock mode when my dog crossed the boundary. The remote broadcasts the virtual perimeter and when the collar detects the boundary crossing, the collar emits a beep and vibration as a first notice. In automatic shock mode it also delivers a safety-level shock. I like that you can switch between shock and no-shock modes depending on how you want to train or contain your dog.

Remote Training Mode

As a remote trainer, the device gives me ultrasound, beep, vibration, and shock options. The ultrasonic mode produces a 25–30 kHz tone that humans don’t hear but dogs do; in my experience it’s effective for attention and quick bark control. The remote training range top-end claim of up to 6,000 ft held true in open areas for me, though obstacles and terrain can reduce this distance.

Bark control and ultrasonic trainer

The ultrasonic mode worked fast for me—dogs often reacted within a fraction of a second when I used it on excessive barking. I used it judiciously and combined it with a verbal cue so my dog learned the expected behavior.

Setup and Installation

One of the system’s strongest selling points is how fast it is to set up.

Step-by-step setup I used

1. Charge remote and collars fully (about 2 hours).
2. Power on the remote and collars.
3. Select fence mode on the remote and choose a radius (from 25 ft up to 3,500 ft).
4. Walk the perimeter with the remote to test the audible warnings and collar response.
5. Fit the collars snugly so contact points touch the dog’s skin.
6. Decide between automatic shock or no-shock boundary response.

I had a functional virtual fence in under 10 minutes on the first try. No digging, no wires, and no pairing to Wi‑Fi simplifies things dramatically.

Important setup cautions I learned

• If you slide the security keypad lock, you’re putting the remote in SHUTDOWN STATE.
• If you turn off a collar while fence mode is active, the system treats the collar as a lost dog. You must EXIT FENCE MODE on the remote first.
• If the shock seems ineffective, first tighten the collar slightly so the shock poles contact bare skin—this is crucial, especially with long or thick coats.

Real-World Performance

I used the system in different locations: suburban yard, open field, and a campsite. Performance was influenced by terrain and obstacles but overall was reliable.

Boundary reliability

In open areas, the fence’s perimeter held steady and consistent with the radius I set. Near trees or uneven ground I noticed small fluctuations but nothing that would cause unexpected escapes when I kept a comfortable margin. The audible and vibration warnings gave my dogs a chance to return before any shock was applied, which I appreciated.

Training effectiveness

The multi-mode approach let me tier corrections: ultrasound and beep first, vibration next, and shock as a last resort. I used vibration and beep consistently to shape behavior and relied on shock only as a backup in automatic mode. Over a few weeks the dogs learned the boundaries and responded to the ultrasonic and vibration cues more readily.

Battery life in practice

With moderate fence usage and intermittent training, I regularly got weeks of use without recharging. When I enabled constant fence function, the product’s estimate of about 84 hours of continuous usage was close to what I experienced in sustained tests. When I turned fence functions off, the standby endurance seemed very long—claims of near-year standby are plausible if you leave most functions off.

Waterproofing and Durability

The IPX7-rated collars are genuinely tough against water. I intentionally tested them around a pool and in rain without issue.

Collar water resistance

I let the collars get wet during play at the beach and rinsed them afterward. They continued to function normally and exhibited no water damage after multiple submersions and rinses.

Remote vulnerability

I didn’t get the remote wet. It’s not waterproof, so I kept it dry in a pocket or small pouch. I recommend a protective case if you expect to be in damp environments.

Suitability: Which dogs will this work for?

This system is versatile but not universally perfect. I thought carefully about how it fits different dog types.

Best fits

• Outdoor dogs that roam on large properties, farms, or at campsites.
• Owners who want a portable, subscription-free wireless fence.
• Dogs roughly 10–130 lbs; collars are lightweight and won’t burden medium to large dogs.
• Households that want up to 2 collars included with the option to expand to 4.

Potential limitations

• Very small dogs under 10 lbs may find the collar bulky or the contact points too large.
• Some thick-coated dogs may require frequent tightening or trimming around contact points for reliable shock contact.
• For complex properties with heavy interference (metal structures, dense woods), the perimeter can be less consistent; you may need to test and adapt placement.

Pros and Cons

I try to be honest about strengths and limitations so you can make an informed decision.

Pros

• Dual-purpose: wireless fence plus remote training in one system.
• Fast setup—no digging, no wires, no subscriptions.
• Multiple training modes allow humane, graduated corrections.
• IPX7 waterproof collars suitable for rain and splashes.
• Portable — great for travel, camping, and temporary containment.
• Long battery life when managed correctly.
• Supports up to 4 dogs (expandable beyond the included 2 collars).

Cons

• Remote is not waterproof—needs protection.
• Collar effectiveness for shock depends on contact with skin; long coats may require adjustment.
• Some conflicting range specs (fence radius vs training range) can be confusing—I recommend testing actual coverage in your environment.
• Safety keypad lock and shutdown behavior can be confusing without reading the manual closely.
• Shock mode may not be appropriate for every owner or dog; always use with care and training.

Safety and Responsible Use

I place a lot of emphasis on safety and humane training. This system has sensible features but also requires responsible use.

How I used it safely

I always started with the least invasive modes—ultrasonic and beep—then moved to vibration if needed. Shock mode was reserved only for situations where the dog ignored lower-level cues and boundary crossing risked safety. I trained my dogs with consistent verbal cues and rewards, so they associated the warnings with desired behavior.

Notes about shocks and skin contact

The product instructions emphasize tightening the collar so the shock poles touch skin. I did this carefully and checked for irritation regularly. I also monitored the intensity levels and used the minimum effective level rather than the maximum available.

Important system warnings

• Slide the security keypad lock carefully: it places the remote in SHUTDOWN STATE if engaged.
• Turn off fence mode before powering down a collar—otherwise the remote will signal a “lost dog.”
• Be mindful of local laws and guidelines regarding electronic collars and pet containment.

Troubleshooting and Practical Tips

I ran into a few common issues during testing and learned practical fixes that I want to pass on.

Common issues and fixes

• Issue: Collar seems not to respond to shocks. Fix: Tighten the collar so the contact points touch the skin; check battery level; ensure collar is powered on and paired correctly.
• Issue: Remote range lower than expected. Fix: Reduce obstructions, hold remote higher, test in open spaces to determine true max range for your location.
• Issue: Remote warns dog is lost. Fix: EXIT FENCE MODE on the remote before turning off the collar.
• Issue: Collar beeps unexpectedly. Fix: Check if you’re near the boundary edge or if the remote has an active fence setting.

Best practices I recommend

• Start with beep/ultrasound and introduce verbal cues and rewards to create positive associations.
• Use shock only selectively and at the lowest effective level.
• Periodically check collar fit and skin for irritation, especially after water exposure.
• Keep remote dry and use a small pouch if you expect adverse weather.

How This System Compares to Alternatives

I compared this system to traditional buried-wire fences and alternative wireless systems.

Advantages over buried-wire systems

• No digging or permanent installation.
• Portable and reusable for different locations.
• No professional installation required and no subscription fees.

Advantages compared to other wireless trainers

• Combination of long-range fence radius and remote training features in one product.
• IPX7 waterproof collars are a plus for outdoor use.
• Offers ultrasonic bark control in addition to vibration and shock.

Trade-offs versus wired or smart collar systems

• Wired systems sometimes offer more consistent perimeter behavior in complex terrains.
• Smart fences with GPS integration may offer geo-fenced boundaries tied to apps, but they require subscriptions or data.
• This product is simpler and more offline-friendly but requires manual adjustment and testing.

Practical Scenarios Where I Would Use It

I found this most useful in particular situations based on my real-world use.

Weekend camping and travel

I brought the system to the campsite. Quick setup gave my dogs a safe play area without running off. I set a conservative radius and used vibration/beep for most corrections.

Temporary yard containment

When hosting an event in my yard, I used the fence mode to keep dogs contained without installing anything permanent. Guests appreciated that there were no buried wires.

Training boundary-based recall

I used the remote training features to reinforce recall and stop nuisance behaviors. The variety of training modes allowed me to customize the approach for each dog’s temperament.

Maintenance and Care

I kept a small routine to ensure longevity and consistent performance.

Charging and battery care

I charged devices after long outings. Because full charge time is about 2 hours, I could recharge in downtime. If I knew I’d be away with longer use, I carried a small power bank for the remote.

Cleaning and storage

I rinsed collars after beach trips and dried them thoroughly before storage. I kept the remote in a dry drawer and protected it from drops by using a small case.

Frequently Asked Questions (My Answers)

I gathered the most common questions I had before buying and answered them based on my experience.

Can I expand beyond the included two collars?

Yes. The system supports up to 4 collars. I would recommend confirming with the seller about additional collar compatibility before purchase.

Is the ultrasonic mode harmful to humans or pets?

Ultrasonic frequencies of 25–30 kHz are above the normal human hearing range and are designed to target dogs. I used it sparingly as a training aid and never noticed any adverse effect on people nearby.

What if my dog has a thick coat?

Collar effectiveness for shock modes depends on direct contact with skin. For thick coats, I tightened the collar as recommended, and in some cases, gently trimmed the hair at contact points to ensure consistent contact.

Is the system reliable near metal fences or dense trees?

Like most wireless perimeter systems, metal structures and dense vegetation can cause interference or irregular boundary behavior. I tested the perimeter and adjusted the radius to provide a safety margin in such environments.

Value and Final Thoughts

After using this system extensively I can say it’s a compelling option for pet owners who need portability and a combined training and containment solution. It’s particularly appealing if you want an easy-to-set-up system without subscriptions or complicated installation.

Who I would recommend this for

I would recommend this Wireless Dog Fence System for owners who:

• Need a portable fence for travel, camping, or temporary containment.
• Want combined remote training capabilities and an ultrasonic bark stopper.
• Prefer not to deal with buried wires or monthly fees.
• Have dogs in the 10–130 lb range and can ensure proper collar fit.

Who might choose something else

If you need a permanent solution for a complex yard with lots of metal/obstacles, a professionally installed buried fence or a GPS-based smart fence might be preferable. Also, owners uncomfortable with any shock-based correction might prefer systems that emphasize only vibration and sound cues.

My Overall Verdict

I found the Wireless Dog Fence System for 2 Dogs 856 Acre Electric Fences for Dogs Training Fence Collar with Remote Ultrasonic Trainer Waterproof Portable Outdoor Safe Pet Containment System with 2 Collar to be a well-rounded, portable, and effective system for many use cases. It balances convenience, multiple training modes, and portability while offering reliable battery life and waterproof collars. I had to be mindful of collar fit and remote handling, but the benefits for travel and temporary containment are significant.

If you need a no-fuss, flexible solution for keeping one or two dogs safe during outdoor activities and want training features built in, I think this product is worth serious consideration.