SportDog SDR-AF Collar

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The SDR-AF is the original receiver system for FieldTrainer® 425 and SportHunter® 825 systems. Add another dog to your current SportDOG® dog training collar system or replace a Collar Receiver with the SDR-AF Add-A-Dog® Receiver Collar. Comes with a charging station

Compatible with:

FieldTrainer® 425 (SD-425) and 425S (SD-425S)
SportHunter® 825 (SD-825), 1225 (SD-1225), and 1825 (SD-1825)
WetlandHunter® 425 (SD-425CAMO) and 1825 (SD-1825CAMO)
ProHunter® 2525 (SD-2525)
HoundHunter® 3225 (SD-3225)
UplandHunter® 1875 (SD-1875)

DryTek® waterproof and submersible to 25 feet

Rechargeable lithium-ion batteries
Charges in 2 hours, lasts 40-60 hours per charge



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