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Chameleon® Extender MARTIN SYSTEM®

Are you a dog owner who knows that his four-legged friend deserves only the best? Do you know that feeling when you strive for the highest quality and efficiency in training, but something is still missing? The revolutionary Chameleon® Extender MARTIN SYSTEM® is here for you - the only accessory that will transform your existing Micro-B, Dogtra 1900S, or Dogtra ARC  electronic collar into something that exceeds all your expectations.

Chameleon® Extender is not just an ordinary supplement. It is the key to a perfect symbiosis between you and your dog. It will allow you to create an ideal contact between the collar and the dog's body, ensure a greater number of contact points and offer a unique possibility of their movable location. Imagine that necrosis, the dreaded enemy of every dog ​​owner with an electronic collar, will be a distant past for you.

How would you like it if you could provide your four-legged friend with maximum comfort while maintaining high training performance? With Chameleon® Extender and its compatibility with Chameleon® Feather Contacts, it's not just a dream. These contacts are the pinnacle of technology to ensure that every signal is clear and precise, giving your dog the feeling that he's only wearing a feather...

Don't let this opportunity slip away. Take a step forward in your dog's training and invest in the Chameleon® Extender MARTIN SYSTEM®. Don't wait for problems to appear, prevent them with this innovative solution that will take your mutual communication to a whole new level. Order today and be part of the dog training revolution. Your satisfaction and your dog's progress are at your fingertips.


The Martin System company thought of you as well - users of the Micro-B, Dogtra 1900S, or Dogtra ARC electronic collars  and prepared for you an affordable improvement of your electronic training collar using  the Chameleon® Extender Martin System in three sizes: 

  • small (22 cm)
  • medium (26.5 cm)
  • large (31.1 cm)
Delivery to:
05/28/2024 05/28/2024 06/03/2024 Choose variant
Delivery offer
In stock In stock To order Choose variant
Code: BE-062 BE-061 BE-060 Choose variant
€346,12 €296,53 €246,95 from €246,95
Authorized dealer
Authorized dealer
Free transport
Free transport
for orders over 200 EUR
Delivery guarantee
Delivery guarantee
undamaged goods
Reliable warranty
Reliable warranty
and post-warranty service

Why choose Chameleon® Extender MARTIN SYSTEM for your dog? Owners of dogs with Micro-B, Dogtra 1900S and Dogtra ARC

collars  , beware! We bring you a revolutionary product that will change the way you perceive your electronic training collars. With the Chameleon® Extender MARTIN SYSTEM you will take the training of your dog to a completely new level . This accessory is not just an extension of your current collar, but the key to achieving perfect harmony and efficiency in training. No longer need to invest in expensive new models, the Chameleon® Extender allows you to take your current investment in a Martin System™ Micro Trainer B collar (or compatible Dogtra 1900S and Dogtra ARC models) and take it to a whole new level. This unique accessory ensures perfect contact between the collar and your dog's body, maximizing training effectiveness without risk or discomfort for your four-legged friend. What makes Chameleon® Extender so special?

1. Flexibility in the location of contact points: Thanks to the ability to change and add contact points according to your dog's needs, the Chameleon® Extender ensures optimal contact and sensitivity, thereby reducing the risk of necrosis and increasing the effectiveness of training.

2. Compatibility with Chameleon® Feather Contacts: Use the best available contact points on the market for maximum comfort and safety of your dog during training.

3. Economic efficiency: The Chameleon® Extender is a more cost-effective alternative to buying a new expensive collar, saving you money without sacrificing quality and efficiency.

4. Easy Installation: With the included PDF manual and intuitive design, adding the Chameleon® Extender to your existing collar is a matter of a few easy steps.

5. Adaptability for every size: With the option to choose between small, medium and large sizes, you can ensure a perfect adaptation to the needs of your dog, whatever the breed or size.


The Chameleon® Extender MARTIN SYSTEM is not only an investment in the comfort and safety of your dog, but also in the efficiency and success of its training. Take this opportunity to transform your current electronic training collar into the ultimate tool for achieving your training goals. Make your dog stand out with Chameleon® Extender!




Product Overview: Introducing the CHAMELEON® Extender Martin System Large, a revolutionary accessory that transforms your standard e-collar into a highly functional collar that will instantly win you over. This extender is not an electronic collar, but an upgrade that increases efficiency and convenience when used with your existing system.

Key features:

  • Extended Contact Functionality: With the CHAMELEON® Extender, you get the ability to have multiple positive and negative contact points, allowing for better adaptability and efficiency when training your dog.

  • Optimized contact: The ability to move and add contact points as needed ensures optimal contact with your dog's skin and increases sensitivity, minimizing the risk of irritation or necrosis.

  • Compatible with Chameleon® Feather Contacts: These special contacts are designed to provide the best possible contact while maintaining your dog's comfort, making them the perfect addition to the CHAMELEON® Extender.

  • Three sizes:


    LARGE: Measuring 31.1 cm, this extender is equipped with one central island and three additional islands on each side, allowing for a complex configuration of contact points. Each island can contain up to 3 contact points or plastic screws, increasing flexibility in setup.  The final island can support 2 contact points/plastic screws.
    MEDIUM:  Measuring 26 cm, this extender is equipped with one central island and two additional islands on each side, allowing for a complex configuration of contact points. Each island can contain up to 3 contact points or plastic screws, increasing flexibility in setup.  The final island can support 2 contact points/plastic screws.
    SMALL:  The small size (18.5 cm) has one central island in the middle, one additional island on each side. One island can contain up to 3 contact points/plastic screws. The final island can support 2 contact points/plastic screws. 


  • Universal compatibility: Designed specifically for use with Micro-B, Dogtra 1900S and Dogtra ARC, but Martin System has a suitable solution (see  CHAMELEON® EXTENDER MULTI-BRAND )  for other models and brands as well, making this extender a universal solution for various needs .

Recommendation: We recommend that you also purchase a charging cable for the Chameleon® Extender Martin System® if you do not already have one.

Ideal Use: The CHAMELEON® Extender is the ideal solution for dog owners looking to upgrade their current electronic collar to provide greater efficiency, better adaptability and increased comfort for their dog. With its extended contact capacity and optimized contact, the CHAMELEON® Extender provides a new level of interaction and efficiency in training and everyday use.

The CHAMELEON® Extender Martin System Large is your key to innovative and adaptable equipment for training and caring for your dog, designed with maximum efficiency and comfort in mind.



Manuals :

Product user manuals are available on this website under the " Related Files " tab


Video tutorials:  

Dear customers, we want to provide you not only top products , but also complete support in their use. That is why we have prepared a series of detailed video instructions for you , where you will find practical tips and instructions for operating and using all the functions of the purchased product.      

Our video tutorials are simple, easy to understand and designed to help you get the most out of your investment in quality training equipment. Whether you're a beginner or an experienced user, you'll find all the information you need to get the most out of your new e-collar.

You can find video manuals in the "Information for you" section at the bottom of our e-shop.

Be sure to visit this page for step-by-step instructions to make sure you get the most out of your Martin System® product. 

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Martin System is a recognized brand in the field of training equipment for dogs , which focuses on innovation and quality. The company, based in Belgium, has many years of experience in the development and production of high-quality training collars and accessories for dogs.

Martin System products are designed to provide effective and humane solutions for dog training and behavior management. The offer includes a wide range of products, from electronic training collars to specialized systems for professional trainers, sports, hunting cynology, enthusiastic dog owners and cynology lovers, as well as for security forces. All products are the result of thorough research and innovation, which ensures their high efficiency and safety in use.

One of the main characteristics of the Martin System brand is its commitment to ethics and responsibility . The company places great emphasis on the development of products that respect the well-being and welfare of animals. This means that it uses the latest technology and scientific knowledge in the development of its products to ensure that their use is safe and harmless to animals .

Martin System is also known for its excellent customer support and expert advice . The company offers a wide range of tools to help customers better understand the products and get the most out of their use. The team of experts is always ready to provide help and advice, whether it is about choosing the right product or training techniques.

In our e-shop you will find a wide selection of Martin System products, from basic collar models to advanced training systems . Whether you are a professional trainer, a sports or hunting cynology enthusiast, a security agency or just looking for an effective way to improve your relationship with your dog, Martin System products offer you reliable solutions. Check out our offer and discover how Martin System products can help you and your dog achieve your goals.

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In our e-shop, we are proud to be an authorized dealer of Martin System products  and we are committed to providing you with the best services.