The innovative ECHO HD features a base unit with high-quality directional speakers, giving the perception of animals in their natural habitat. By use of the included handheld remote, unit can be activated from up to 300 yards away. Docking station in the base unit recharges remote. Base unit and remote come with user-friendly, backlit LCD interface for quick sound selection and easy nighttime viewing. The water-resistant ECHO HD performs in all weather conditions; its rubber coating ensures quiet performance in the field. Comes with rechareable batteries and a lanyard for easy transport. Preloaded with 100 high-defintion calls. Programmable. 3 lbs.