● Wireless Tuner built-in models. Comes with a whistle. ● Waterproof to IPX5 Body for sudden rain even without worries. High output megaphone with splashproof construction is the industrys first. ● 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 ● The DC V Power from your car battery chargers can be used to take the LD – 300 sold separately. - supplied with a wired microphone, wireless microphone WM skp-3000 a ,3400,3100,3120 is used. - 1 empty slots and a separate waiyaresutyu-na-yunitto su – 350, du b-850 a or SD Recorder unit SDU – 300 with to be able to upgrade. - su 350 when you upgrade MHz band wireless microphone WM skp-3000 a ,3400,3100,3120, du – b-850 a when you upgrade MHz band wireless microphone to 1 WM – ,, 8400, 8240,, 8030 a 8130 a, 8100 a, 8330 a to 1 Additional storage and the rest of the book. - SD Recorder unit SDU 300 is a versatile playback modes available. Phone and audio recording is available. ● If you use the external input terminals up to 4 x 本有 lines 2 & 2 x Wireless Microphones can be used simultaneously. ● A separate speaker stand ST – 110 can be used in installation. Use power source 1 x AA batteries pack of 8 no external power, voltage DC10 V range – 16 V12 V battery output max w rated w voice distance alert JEITA approximately 800 m whistle approximately 1000 m [voice] battery life about 22 hours about 2 hours [JEITA] The external inputs, 1 microphone input, Aux input sensitivity High-level 換付 whistle Dimensions Width 218 mm Height 371343 mm Depth 350 mm * Inner Dimensions not including the mass on the handle, projection is approximately 4.1kg excluding batteries