ICOtec GC500 - 200 Call Programmable Remote Electronic Game Call Program up to 200 calls 24 high quality natural calls included Up to 300 yard remote range External speaker and auxiliary jack Super loud 15 Watt speaker No Line-Of-Sight Remote Technology Up to 300 Yard Remote Range Tremendous Battery Life Backlit Remote Screen for Night Hunts Save up to 6 Calls in Favorites Screen Program up to 200 sounds Program up to 200 Calls FREE Call Library Access Includes External Speaker Port Includes AUX Port for Decoy Connection All Cables are Included for SYNC and USB Utilizes Standard Class 4 SD Card Media Plays .mp3, .wav and Encrypted .ico File Formats