Use To Amplify The Cell Phone Signal In Semi-Truck; 5G Data/ Voice/ Text/ High-Speed Internet; 50 decibels (dB) Maximum Gain; 700 MHz At Band 12/13/ 17/ 850 MHz At Band 5/ 1900 MHz At Band 25/2/ 1700/2100 MHz At Band 4; 12 Volt/ 1.8 Amp; 6 Inch Length x 4-1/2 Inch Width x 1-1/2 Inch Height; With 311229 Drive OTR Antenna/ 314419 Slim Low-Profile Antenna/ 901104 Mounting Bracket/ 850029 Power Supply/ 13 Inch And 18 Inch Mast Extesion/ Coax Cable Side-Exit Adapter/ Antenna Spring/ Cable Adapter/ Thread Lock Packet