RPT-2K Two-Way Walkie-Talkie-Repeater Relay Box For UV-5R Retevis H777 Radio New
RPT-2K two-way radio repeater relay box for -5R Retevis H777 Radio. 1 Two-Way Relay for Walkie Talkie Repeater Box. Interphone repeater is used to increase the communication distance to more than 10KM.