Tour Guide System,FM Tour guide system,wireless tour guide system, tour guide Main Features: UHF system, 700-960MHZ professional frequency PLL synthesized design, with ... 1 Earphone 01 1 B. 20-Person Tour Guide System (One to multiple system) Transmitter AGT300 1 Headset Microphone HM01 1 ... 1 PH01 Earphone 2 PH02 Waistband WB01 HM01 Wireless Tour Guide System AG300/Tour Guide/Tour Guide System