?The 5.8G 3W/4.5W Wireless AV Transmitter Signal Booster Amplifier for FPV is designed specifically to enhance the performance and range of the transmitter that works in the 5.8GHz GSM band・ such as 5.8G wireless AV transmitter・ baby monitor・ wireless camera・ wireless audio・ and wireless earphones. It works to vastly improve the signal strength and extend the coverage of signals to more than twice as large. And it can be used with all kinds of antennas. Don¨t hesitate to get one!                                    Features             Designed specifically to enhance the performance and range of 5.8G transmitter<br> Suitable for 5.8G wireless AV transmitter・ baby monitor・ wireless camera・ wireless audio・ wireless earphones・ and more<br> Vastly improve the signal strength and prevent interference<br> Extend the coverage of signals to more than twice as large<br> Can be used with all kinds of antennas <br>                                                            Specifications             ISM Band     5.8GHz    <br> Power Consumption     3W/4.5W    <br> Dimensions     (1.57 x 1.57 x 1.02)" / (4 x 4 x 2.6)cm (L x W x H)    <br> Weight     1.76oz / 50g     <br>                                                             Package Includes            1 x AV Transmitter Signal Booster Amplifier<br>