Search query: high tech pet collar

Product: Power Pet Large Electronic Pet Door PX-2
Brand: High Tech Pet
Color: White & Brown
Relevance: Irrelevant
Motor driven vertically-sliding door is activated by MS-4 ultrasonic collar
Directional sensing system opens the door only when your pet is on a direct approach, not when he is just wandering by or sleeping next to the door
4-way access control lets you select from In Only, Out Only, Full Access or Closed & Locked
Wind and weatherproof with airtight seal; automatic deadbolt locking adds a level of security higher than any other pet door
Panel size: 12-1/4 by 16-inch for pets up to 100-pound, Kindly refer user manual and instruction video for reference.

Product: PetSafe Electronic SmartDoor - Collar Activated Dog and Cat Door - Small to Large Pets
Brand: PetSafe
Color: White
Relevance: Irrelevant
CUSTOMIZE YOUR PET’S ACCESS: The SmartDoor features programmable selective entry, exit and auto-locking options
PEACE OF MIND: The SmartDoor works with the waterproof SmartKey worn on your pet's collar; only the pets wearing the SmartKey can go in and out
MULTIPLE PETS: Great for households with multiple pets; programmable for up to 5 SmartKeys
BATTERY OPERATED: The SmartDoor is battery operated (4 D-Cell Batteries, not included)
DOOR INSTALLATION: Designed for installation in interior/exterior doors; wall installation option available with purchase of Wall Install Kit