The Pet Life ®  Tutor-Bark 1-to-2 Dog 1,000 Foot Range 8-Level Vibration and Tone Training Dog Collar is Non-Shock and operates at an approximate range of 300 Meters and is 2-Channel or has the ability to train 2 Dogs (Additional receivers sold seperately). The Tutor-Bark offers upto 3-Modes consisting of 8-Intensity Levels of Sound, Vibration and simultanious Sound and Vibration. The Transmitter features an Backlit LCD Display Screen that displays Batterly-life, Operating Mode, Channel Switch and Intensity Level with convenient one-touch activation buttons for easy-use and a Keypad lock that prevents accidental usage with IPX7 Waterproof levels for superior water protection. Includes a Dual-USB Charger that simultaniously fully charges both the receiver and transmitter in 2 Hours time that provides 11 Days of receiver runtime and 28 Days of Transmitter runtime with an automated sleep-mode option. The durable dog collar receiver fits all neck-girths ranging from 6.5 - 24 Inches. 

Specifications: 
Battery Capacity: 300mAh 
Charging Port: USB
Charging Time: 2 Hours
Standby Time: Receiver: 11 Days | Transmitter: 28 Days 
Battery Type: Polymer Lithium Ion
Rated Input: 5V/1A
Operating Voltage: 3.7V
Waterproof Rating: IPX7
Range: Approx. 350 Yards