Bird caller, Exclusive Private Model. Function: Download a variety of birds voices to play for decoy birds and hunting. Features: Built-in Timer: Users can set the playing time. Built-in speaker of 35W and 125dB. And support a external speakers output. With 2 forceps of wire and use 12V power. 96x64 LCD display screen. USB 2.0 Transfer rate. Built-in 182 bird sounds. Size:Ф100x138mm(with horn), Ф74.5x35mm(Bottom). Complete set of products include: Bird caller machine, USB cable, 12V wire, user's manual. Warm note: The country with a ban on Hunting birds, Please use with caution.