Welcome to our store!</br> 1、With 25DB gain, you can get more channels, improve frequency clarity, and expand the receiving range. 2、The number of channels received is determined by the broadcast content in your area. 3、Channel reception is related to broadcasting tower, terrain, environment and weather. 4、If your TV image is not clear, or you cannot receive weak signals from a distant transmission tower, use this amplifier to boost the weakened signal. 5、Suitable for antennas without amplified appliances, if the signal is already very strong, you need not to use it. <div class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> Item Type:&nbsp;Signal&nbsp;Amplifier Material: ABS Color: As Picture Shown Weight: Approx. 43.0g/1.5oz Frequency: 45-862 MHz Gain: 25db Power Supply: 5V 1A (Self Equipped) Noise Parent: Less than 4dB <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> </div> 1 x Antenna1 x IEC Adapter (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service.</br>