Kenwood TK-2170 Conventional Zones. Kenwood TK-2170 4 W (450-490, 400-430 MHz) Models. Kenwood TK-2170 128 Channels / 128 Zones1. Kenwood TK-2170 Single Priority Scan. Kenwood TK-2170 Single & Multi-Zone Scan. Kenwood TK-2170 List Scan. Kenwood TK-2170 8 Character Alphanumeric Aliases. Kenwood TK-2170 Backlit LCD. Kenwood TK-2170 Function / Status LCD Icons. Kenwood TK-2170 Transmit / Busy / Call Alert / Warn LED. Kenwood TK-2170 4 Front Panel PF keys. Kenwood TK-2170 3 Side PF Keys. Kenwood TK-2170 Orange Emergency / AUX Key. Kenwood TK-2170 12-Key DTMF / PF Keypad Models2. Kenwood TK-2170 500 mW Audio Power. Kenwood TK-2170 Enhanced Kenwood Audio. Kenwood TK-2170 Companded Audio. Kenwood TK-2170 VOX Ready. Kenwood TK-2170 Voice Inversion Scrambler Built-in. Kenwood TK-2170 Encryption / ANI Board Control. Kenwood TK-2170 Easy Option Port (20-Pin). Kenwood TK-2170 Emergency Call Features. Kenwood TK-2170 Emergency Man-Down Option. Kenwood TK-2170 QT / DQT. Kenwood TK-2170 Two-Tone Decode3. Kenwood TK-2170 Single / Two-Tone Encode3.