140W Super High Frequency Car Audio Dome Tweeters Speakers Built-in Crossover Universal For Audio Systems T280 Speaker Item Details: * Brand new and high quality. * No magnetic field, tapes and credit cards are safe. * Built-in crossover. * High efficiency dome tweeter. * Instant installation. * For all car audio systems. * More sound, less energy. * Fits anywhere. Specifications: *Condition : Brand new *Model: T280 *Material: Metal + plastic *Rated Power: 35W *AVS Voice Coil: 20mm *Diameter: 50mm *Demeter: 25mm *Place of Application: Cars *Car Make: Universal *Frequency Range (Hz): 3.5KHz - 25KHz *Out Power: 140W *Signal To Noise Ratio: 89dB *Impedance: 4 *Speakers Types: Tweeters *Voltage: 12V *Audio Sensitivity: 20dB Package Contents: 2 x Speaker 2 x Double side Tape 2 x Screw 2 x High Frequency Capacitor Note: - Before buying, please confirm installation size, ensure the length and height of machine panel is suitable for your car. - Before installation, please carefully check the car horn lines, if grounding or collising, please reconnect the lines before linking our machine, otherwise it may burn the machine. - The main function of tweeter is to express the exquisite sound, so the location of tweeter installation is very particular. If in the car audio modification, the installation position is not scientific, will cause the sound field effect is not ideal. -The tweeter should be installed as far as possible at the same level with the human ear, such as on the a-pillar of the car, or above the instrument panel. Some models are located on the door, so that the sound field is basically at the same level with the human ear, and the car owner can better experience the charm brought by music.