* waiyaresumaikuhando and megaphone stand set on the market. ● Wireless Tuner built-in models. Comes with a whistle. ● It is a sudden rain even yours. Since it is waterproof to IPX5 (main body) High output megaphone with splashproof construction is the industrys first. ● Much easier than traditional super megaphone Width and Weight Balance Of The shorter length is also very good. Women and for easy carrying. ● Digital Amplifier technology and energy saving. Our traditional super megaphone was needed 1 x AA batteries pack of 10, but the TWB Series are powered by 1 AA batteries and the rest are in good hands. Pack of 8 Use power supply: 1 x AA batteries 8 * No external power, battery voltage range: DC10 V – V (V), output (max.) w (rated) w voice distance alert (JEITA) approx. 800 m (whistle) about 1000 m [] Battery life (voice), about 22 hours (whistle JEITA) about 2 hours [] The external input: 1 (microphone input, Aux input sensitivity High-level 換付) Dimensions: Width: 218 mm Height: 371 (343)mm Depth 350 mm * Inner Dimensions not including the handle, projection is mass: Approximately 4.1kg (excluding batteries)