DESC: If you hunt with beagles, hounds or big-running pointers, this is the unit you want. The SD-3200 has a 2-mile range and handles multiple dog situations with ease. There are eight levels of continuous stimulation with momentary option. The pistol-style grip transmitter is fully waterproof, submersible, and it comes with both black and glow-in-the-dark grips. Color-coded toggle switch on the transmitter correspond to the collar strap colors. Completely waterproof, the receiver collar also sports a LED indicating battery status, an on/off button, and it comes with an orange and a green strap. Both the transmitter and receiver use rechargeable ni-mh batteries. The SD-3200 is expandable to accommodate up to four collars with the purchase of additional SD-3200 Add-A-Dog collars (includes a red and yellow collar strap). Range: 2 Miles. Stimulation Levels: 8C. Tone: No Transmitter Battery: ni-mh. Collar Battery: ni-mh. Carrying Case: No. ELECTRONIC DOG EQUIPMENT, COLLARS