The compact SportDog SD 400 - Field Trainer is ideal for training in the yard, field, or for hunting with dogs that hunt close. Both the transmitter and receiver are waterproof and submersible. The SportDOG 400 can be expanded to control up to 3 dogs by adding SportDOG Add-A-Dog Collars. The comfortable "soft coat" transmitter finish makes this unit a pleasure to handle. Dog training gear the way you'd design it.  

Features:

• SportDOG 2 Year Warranty
• 400 Yard PLUS range
• 8 levels of  continuous stimulation (programmable to 16 levels)
• 8 levels of momentary stimulation
• 100 % waterproof & submersible collar & transmitter
• No external collar antenna
• Push-button ON/OFF switch activated at the collar
• Customizable transmitter settings
• Change stimulation intensity from the transmitter
• Tone only button
• Built in toggle switch upgrades to a 2 and 3 dog unit
• Rechargeable, user replaceable NiMH batteries
• Low battery indicator on both transmitter & receiver
• Battery life is estimated at 40 - 80 hours
• FREE Charger included
• FREE Long and Short Probes
• Free training manual 

SportDog Field Trainer 400 Collar:

• Weight: 4.8 ounces with collar
• Receiver Dimensions: 2.5" x 1.5" x 1.25"
• Internal antenna system
• Rugged molded design
• 100 % waterproof collar/receiver
• Rechargeable NiMH batteries
• User-replaceable, heavy duty battery, last 3-5 years with proper care Built-in LED - acts as charging light, test light
• Collar Dimensions: 3/4" wide, fits up to a 24" neck 

SportDog Field Trainer SD 400 Transmitter:

• Weight - 3.2 oz
• Transmitter Dimension: 5" x 1.75" x 1"
• 100 % waterproof
• Durable NiMH batteries
• Low battery Indicator
• Built-in toggle switch for an easy dog upgrade 

If you feel you have a dog that is of the stubborn nature you may want to consider the SportDOG SD400S. It is essentially the same collar except it produces a high level of correction.  If you are looking for a system that offers greater range you may want to consider the SportDOG SD800.

Please read the SportDOG SD-400 Product Review by Geoffrey English. 

SportDOG Brand® Two Year Warranty:
All parts and labor are covered under warranty for the first two years of the life of the product. Thereafter, there is a minimal  service charge for the repair or replacement of the product. Misuse, loss, damage by pet, or improper handling is not covered and may void your warranty.  SportDOG  Brand will not pay for loss of time, inconvenience, loss of use of your product, or any incidental or consequential damages. Proof of purchase is required to determine time period covered under warranty.  Warranty is voided if product is resold or purchased from an online auction site or other non-authorized dealer.  There is a 30 day return policy for purchases made from the SportDOG website.  Please register your product in our database by mailing in the registration card or register your product online.

WHAT IS COVERED: Radio Systems Corporation d/b/a SportDOG Brand® (hereinafter referred to as “SportDOG Brand®”) warrants to the original retail consumer purchaser, and not any other purchaser or subsequent owner, that its SportDOG Brand® product, when subject to normal and proper use, will be free from defects in material or workmanship for a period of two (2) years from the purchase date. An “original retail consumer purchaser” is a person or entity who originally purchases the product, or a gift recipient of a new product that is unopened and in its original packaging. When serviced by SportDOG Brand® Customer Service, SportDOG Brand® covers labor and parts for the first two years of ownership; after the second year, a service or upgrade charge will apply relative to replacement of the product, with new or refurbished items at SportDOG Brand’s® sole discretion. The limited warranty is non-transferable and shall automatically terminate if the original retail consumer purchaser resells the SportDOG Brand® product or transfers the property on which the SportDOG Brand® product is installed. In the event of defect, these are your exclusive remedies.

REGISTERING THE PRODUCT: Within thirty (30) days of purchase, please go to the SportDOG website to register your purchase. A sales receipt shall be required to obtain warranty coverage. Please keep this information in a safe place.

  Click here - SportDOG SD 400 Owner's Manual

SportDOG SD-400 Transmitter Replacement Batteries
SportDOG SD-400 Collar Replacement Batteries
SportDOG SD-400 Replacement Collar
SportDOG Wall Charger