Use To Amplify The Cell Phone Signal In All Carriers; Compatible With All Cellular Devices And US Carriers; Voice/ Text/ 4G Data/ 5G Data; 50 decibels (dB) Maximum Gain; 700 MHz At Band 12 And 17/ 700 MHz At Band 13/ 850 MHz At Band 5/ 1700/2100 MHz At Band 4/ 1900 MHz At Band 25 And 2; 12 Volt; 1.8 Amp; 4-1/2 Inch Length x 1-1/2 Inch Width x 6 Inch Height; Pole Mount; With Amplifier/ Bracket/ 14 Foot Cable with Cable Adapter/ Outside Antenna/ 4 Foot And 13 Foot Mast Extensions/ Quick Release/ Side-Exit Adapter/ Spring Stabilizer Arm/ Thread Lock/ Versatile Mounting Bracket/ Mounting Hardware/ Slim Low-Profile Inside/ Antenna With VelcroA(R) Strips/ 12 Volt And Hardwire Power Supplytable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Ltl Freight Required: f