Automatic Anti Barking Collar Pet Training Control System + Electric Shock PU Leather Collar for Dogs, PD5201. Function: vibration + electric shock + sound (remote control + automatic barking) 2. Remote control distance: without interference 500m 3. Working mode: manual remote control 4. Scope of application: large medium small dogs Specification: Package Weight One Package Weight 0. 35kgs 0. 76lb One Package Size 17cm * 14cm * 5cm 6. 69inch * 5. 51inch * 1. 97inch Qty per Carton 30 Carton Weight 11. 00kgs 24. 25lb Carton Size 40cm * 30cm * 35cm 15. 75inch