DescriptionHave you ever troubled with low sound quality radio experience while driving? With this is simple designed car automobile radio signal amplifier, can help you solve this problem easily and correctly. It can be used for the radio signal and reduce the noise. It's easy to use and install with long service life. The precise design will ensure its practicability in the work of high performance. With signal wire, strong anti-interference, it will provide better signal. Able to provide high output current, low harmonic distortion and cross, ensure security operation.Feature- Color: Black. - Material: Metal+Plastic+Electronic Component. - Size: Approx. 48 x 4 x 2 cm. -Working frequency: 88-108MHZ. - Gain: 12-13dB. - Noise figure: >2. - Interface impedance: 75. - Power supply: DC 10 ~ 15V. - Well made of material for durable and practical use. - Easy to use and install with long service life. - material plus thick signal lines, shielding better, strong anti-interference, good signal. - Plug-in insurance, with tight, better contact. - Practical. It can be use to solve the low radio signal receive problem, professional designed signal gain device improve the sound qualityobviously. -Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!