SIDAJIE Hunting MP3 Player Bird Decoy Bird Caller 50W 150db Speaker (180 Birds Sounds) 50W, 12~24V power supply,power is more powerful, conform to the trend of market demand. 2 speaker of 35W, 150 dB, an amazing Equipment for Hunting Rotary volume adjustment switch, the concise operating. Build in More than 110 birds sounds, support SD card up to 32GB Sealed design, use in the desert areas, can prevent sand entering into. Protable packing, easy for carrying.