▎ 摘 要
NOVELTY - The utility model claims a full frequency around graphene vehicle loudspeaker, comprising a top frame, a frame fixedly provided with a drum, the top end of the copper cap is fixedly provided with a damper, damper inserted in the middle ring tone, the inner part of the voice coil is provided with a Bluetooth module and a storage battery; a Bluetooth module connected with the mobile phone terminal signal, the bottom end of the cap is fixedly connected with a washer and a bottom washer is fixedly connected with a magnet, the middle part of the magnet is inserted with a T iron, the beneficial effect of the utility model is fixedly provided with a Bluetooth module and a storage battery through the inside of the voice coil. mobile mobile phone terminal is connected with the Bluetooth module, the loudspeaker sounding of the horn main body, and by setting the battery, without time connected with power supply, convenient for randomly, without the need for performing any modification to the vehicle itself, and the other is made of special material through the drum, the sound propagation speed is faster, under more severe moisture and moisture will not influence sound audition effect in the vehicle.