Large vehicle voice speaker

This product is easy to use, according to customer requirements set auto voice reminder voice content Instructions major heavy truck parts suppliers, specializing in electric vehicle wake vehicle voice reminder voice reminder vehicle turn around to remind reversing note speakers, installation is simple just need to left and right turn signals and reversing lights of cord to the speaker can be a total of five lines, positive and negative wire to the car battery or key to ACC output. Four Five's first triple voice reminder, the Back-up alert and turn around to remind a speaker is made on a variety of large and small vehicles, especially large construction vehicles, after the installation of electric motorcycles can effectively reduce traffic accidents, protect you and your property safe and not spend much money, modification convenient default voice: 1 vehicles to turn left, please note; 2 vehicles to turn right, please note; 3 parking, please note; customers can also be customized according to their own voice content. Usually the day sampling speed can be a kind. Easy installation: Red is the positive power supply is generally connected to the output of ACC key of a vehicle, a red and black NEGATIVE or near Ground. Yellow, blue and gray speech broadcast trigger line. You can only have one and the same supply voltage positive trigger voltage can be triggered. Respectively, then the vehicle turn signal positive, reversing light positive. If you only need to pick the left light turn left, you need to pick which of the other side, do not take the report. The main technical parameters: 1, the working voltage: DC14-30V 2, rated output power: 25W (24V when) 3. Frequency response: 100Hz ~ 10KH z 4, the noise voltage: less than 50MV 5, SNR: more than 86dB 6, work Ambient Temperature: -35- +65. C 7, the working environment humidity: 40. 8% to 95%, output loudness: 10DB-150DB 9, waterproof rating: IPx 5