Meet the 1900X Handsfree Remote Training System. Versatile Performance packed with a Handsfree Square lets you train without touching the remote. Pair up to 14 squares to any function - tone, light, stimulation, and each paired dog. Built for large dogs 35+ pounds with protective casing. 3/4-mile range, XPP vibration, LED visibility. IPX9K waterproof. Training, reimagined. Features Handsfree Remote Training System Central Command Button LED E-Collar Light Audible Tone 3-Dog Expandable Boost & Level Lock Compatible with Handsfree Squares Durable Double Remote Casing Nick, Continuous & XPP Vibration 3/4 Mile Range 100 High Output Levels IPX9K Waterproof Package Contents 5/8" Contact Points Male E-Collar Remote Transmitter E-Collar Receiver 1"wide X 31" Long E-Collar Strap 1 Handsfree Square 5V 2.5A Charger USB-C Charging Cable Test Light Belt Clip Lanyard Promotional Contact Covers* *While Supplies Last Specifications Receiver Weight: 5.6 oz Receiver Dimensions: 4"x1.4"x1.4" Transmitter Weight: 5.2 oz Transmitter Dimensions: 3.9"x2.1"x1.3" 1"wide X 31" Long E-Collar Strap Disclaimer: Do not attach a leash to e-collar strap