DTMF Microphone

 Other Items from Vertex

  #VX2500 VHF/UHF LTR Trunking Mobile Radio - 
  Battery for VX-10 Radio - 
  Programming Cable for VX160/180 - Serial Computer cable
  DuraComm 11 Amp 13.8VDC Power Supply - Great for making a mobile radio a base station
  Battery for VX160/180 - 
  UHF Stubby Antenna - For Vertext Portables, 450-485 Mhz
  External Speaker for Vertex Mobile - Allows 12 Watt audiio for mobiles; 3.5 mm plug
  120VAC 1-Hour Desktop Charger - For VX-160/180/800
  #VX160 16 Channel Portable Radio - Choose from VHF or UHF
  #VX800 200 Channel Portable Radio - Alpha Display - Choose from VHF or UHF; Optional Keypad
  #VX900 512 Channel Portable Radio - Alpha Display - Choose from VHF or UHF; Optional Keypad