Bluetooth Outdoor Flood Prevention And Disaster Relief Handheld Speaker

Product information: Size: 230 * 350MM Material: ABS Function: shouting+alarm+recording (240 seconds) (briefly without recording) Multi function AUX+SD+USB Power and propagation distance: 50W 800-1200 meters Battery: Lithium battery or 8 No. 2 batteries (not provided) Color: Black multifunctional (equipped with 8 No. 2 batteries), Black multifunctional+1500mA battery, Blue Grey Standard Edition (equipped with 8 No. 2 batteries), Blue Grey Standard Edition+1500mA battery, Black and White Blueto