Read more about the SportDOG SD-400 / SD-800 Add-A-Dog Additional Collar / Extra Receiver SDR-FS
Includes black collar strap. Dual tipped charger included for charging 2 collars at once. Fits up to a 23" Neck!
Not compatible with the SD-1825, SD-105, or SD-105s.
How to Program the Collar Receiver for Two or Three-Dog Operation
1. Program the Remote Transmitter to Mode 4.
2. Program the first Collar Receiver.
A. Turn the Collar Receiver off.
B. Press and hold the On/Off Button. The Receiver Indicator Light will come on, then turn off in 4-5 seconds. If the On/Off Button is released too early, the Receiver Indicator Light will begin its normal flashing. If this occurs, start over and repeat from A.
C. After the Receiver Indicator Light has turned off, release the On/Off Button.
D. Press and hold the Upper Button on the Remote Transmitter until the Receiver Indicator Light flashes 5 times. You may need to hold both units 2-3 feet from each other. If the Receiver Indicator Light does not flash 5 times, start over and repeat from A.
3. Program the second Collar Receiver using A through D above, but using the Lower Button in place of the Upper Button.
4. Program the third Collar Receiver using A through D above, but using the Side Button in place of the Lower Button.
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