... carton ;12. Net weight :0.2kg D. Cable : 1. TV black cable ;2. Impendance: 50Ω3. Length: 20 meters ... Meters (for reference only).If you need longer cable, please contact. Application Scope:A, Small regions ... cafes, fitness clubs, leisure and entertainment, etc.;D, Elevator, lift wells in particular, not in the lift ... signal is not good or bad. With cable+antenna,1000 square meters work,GSM booster,GSM ...