Features: This item is designed for luring birds for easy hunting, it's a MP3 player with loud speaker, which can decoy or expel birds from a long distance. The speaker has a mini display and function button panel, easy to operate, such as choosing songs, timed song playing. And it comes with a remote controller that enables you to do quick wireless remote control with 400m long distance. Automatically detect usb flash drive or TF card and play audio files automatically. With a microphone, also applicable to many other uses, such as tour guide, teaching, etc. Specification: Material: Plastic Color: As picture shown Power: 48W Output: DC10V Battery: built-in 7.4V 2200mAh li-ion battery Charging Time: 3-4 hours Woring Time: 6-8 hours Interface: USB Audio File Format: MP3 Remote Control Distance: 400m Size: Approx. 95*52*135mm / 3.74*2.05*5.31inch Weight: Approx. 750g Package list: 1 x Speaker 1 x Remote Controller 1 x Charger 1 x Pouch 1 x Wristabnd 1 x Headset Microphone 1 x Man ual . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.