Voice speakers, electronic speakers, car speakers, buses horn, trumpet voice development ..

1, the plant developed, direct selling, large, can be specifically negotiated price 2, 1 year warranty, man-made causes such as damaged, and so does not include flood damage. To provide maintenance services (only parts replacement costs) within three years, the freight buyer. 3, this horn loud, clear sound, stable and reliable quality. Basic functions: vehicle turn signal playing, auto-play voice, "turn left or right Please note Please note" · vehicle marked with the reverse gear, a positive signal is detected, automatically play voice, "Please note that reversing" according to customer requirements : Reverse function can be selected · pronounce loud and clear, to remind pedestrians, vehicles ahead avoidance alert the driver to drive safely. Intelligent judgment: when playing double jump lights, voice speaker does not work, to avoid pedestrian traffic interference. Product Features: * Imported power management chip, used in harsh environment more secure and reliable. · Clear sound, big SPL (120 db), used in a noisy environment, can still clearly hear the voice prompts. * Easy installation: Ground black line, red line then back ACC ON switch (Recommended fuse back then), the blue line to right turn signal +, the yellow line then the left turn signal +, white wire to the reverse gear signal +. Technical parameters: Operating voltage: DC 24V, DC 12V · Power: 20W · sound pressure size: 120 db * dust and water: IP-64 (liquid splashed in any direction by the effect that there is no harm housing) Operating temperature: -20 ℃ ~ + 80 ℃ · Operating Humidity: 5-95% RH · Size: ￠ 101 * 105mm · Weight: 0.35Kg 1, a conventional voice content: "; the vehicle is turning, please pay attention to safety"; or "left turn Note please turn right Note "; with reversing function (this function allows the buyer to choose whether or not required) intelligent judgment: playing double jump lights, horn work 2, Model: ES-401 3, Operating voltage: DC 12V, DC24V 4, Also according to the customer requires the development of different speech content, short development cycle, sampling speed, for example:. "; Note the safety car pit stop";; "; please pay attention to safety through vehicle" ;; "; note ... Reversing ..." ;; "; turn right ... Please pay attention to safety"; 5, the scope: earthmoving trucks, concrete mixers, container trucks, heavy trucks, oil trucks, chemical liquid truck, cement mixer, tractor, rollers, excavators, forklifts, city buses, etc ... custom features Business Unit or R & D department (15168176171 or 13857873170), the absolute price concessions Tel: 15168176171 0574-86833957