The lightest, easiest to use wireless remote predator call system available. No need to haul bulky speakers and a spool of cable into the backwoods. Spend less time setting up for your predator hunt and more time calling your prey. Each Receiver (also called a remote) has a high quality speaker for clear, loud sound. Loud enough to be heard even in a gusty wind. Each Cass Creek Nomad Predator Electronic Game Call Receiver is remote controlled by a small handheld Transmitter. Extra large high definition speaker Antenna with long distance transmission (approx.100 yards) Hand held use - one finger selection allows for in close calling - five call selection Operates on 4x AA batteries (included) Moving sound A, B, C receiver selection for multiple receiver use. Belt clip with landyard hole. Thumbwheel volume control. ”Super hold” rubberised grip.