Product Features Application: Suitable for FM radio stations. Suitable for FM car radios, RVs, Harley motorcycles, ships, golf carts. Noise Filtering: With noise filtering, the car radio antenna signal booster enhances radio signals and reduces noise to give you clearer sound quality. Better Signals: The copper signal line is highly immune to interference, which provides better signals and receives more stations. Easy Installation: Just connect to the 12v power supply, then align with the car antenna and align with the car antenna. Product Specification Type Antenna Amplifier Voltage 12V Current 180mA Installation Form Plug and play Gain(Peak) 25-30dB Package Included 1x Antenna Amplifier 1x 3M adhesive Location In order to improve buyer's purchasing experience and let the buyer receive items as soon as possible, we currently set four warehouses in diffirent cities of United States : one in Fremont, California; one in CITY OF INDUSTRY, California; one in Whippany, New Jersey; one in Monroe Township, New Jersey. When the order is generated, we would send the item to the buyer from the nearest warehouse with sufficient inventory to the order receiving address. Hope you could get your item soon,if you have any problem,please contact us by email. Thanks for your understanding and support in advance! Support & Share