JUENTAI JT-UV8DR Dual-band 136-174/400-520 Mhz 2x128 Channels SOS Function 8 Groups of Scrambler DTMF&Remote Kill/Stun Function Dual Band Two Way Radios Walkie Talkie (Black, Set of 1) Reverse Frequency Function 8 Groups of Voice Scrambler Voice Compander Funtion DTMF Selective Calling Muti-display Mode