SportDog Extra collar SD-425 or SD-825 unit

SportDog Extra collar/receiver for the SD-425 or SD-825 unit


SKU: SDR-AF Brand:


SportDog Extra collar/receiver for the SD-425 or SD-825 unit?

Do you have a SportDog electronic training collar system that you would like to add an additional dog to? ?Or, perhaps you need a replacement collar for an existing system? ?The SportDog SDR-AF is an Add-a-Dog receiver collar that is compatible with all SportDog e-collar systems.

The SportDog SDR-AF is the original training collar for the SportDog FieldTrainer 425 and the SportDog SportHunter 825. ?It is also compatible with the WetlandHunter 425, ProHunter 2525, HoundHunter 3225, and UplandHunter 1875. ?The SportDog SDR-AF Add-A-Collar is designed to be seamlessly integrated into any of the above training devices.

In addition, the collar comes with a docking station that will charge the collar receiver?s lithium ion batteries in as little as 2 hours, which have a 40 – 60 hour battery life. ?A low-life battery indicator alerts you of your collar?s battery status. ?Thanks to DryTek technology, the SDR-AF is waterproof and submersible up to 25 feet. ?This collar can be used on dogs as small as 8 lbs, and will fit dogs with a 5?? – 22?? neck.


  • Compatible with SportDog FieldTrainer, SportHunter, WetlandHunter, ProHunter, HoundHunter, and UplandHunter devices

  • 2 Hour charge

  • Lithium ion batteries with 40 – 60 hour battery life

  • Waterproof

  • Submersible up to 25 ft

  • For dogs as small as 8 lbs

  • Battery indicator light

  • Long contact points


  • Fits 5?? – 22?? neck

  • ??? strap

Receiver dimensions: ?2.6?? L x 1.3?? W x 1.23?? D



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