Easy-load trap door for easy loading/unloading; quiet release system prevents spooking dog; high quality nets and springs for effective launching;Large scent holes for natural scent flow;1 Transmitter (with up to 700 yard range) included-controls up to 16 remote launchers; transmitter and receiver use regular 9-volt batteries (not included) and are weather resistant;Standard size for quails, pidgeons, etc.;Beeper locator on launcher makes it easy to find;Easy-load trap door for safe and easy loading or unloading of birds;Quiet release system prevents spooking your dog;High quality nets and springs for effective launching;Range of up to 700 yards