The ListenTALK GR8 System is designed for portable wireless one-way communications with one leader and seven participants. Easy set up via software, Charging Case or Near Field Communications (NFC). Excellent for tours, simultaneous interpretation, training, etc.Main Features: One-Way Portable Communication 1 Leader and 7 Participants Easily ExpandableWhat’s Included: One (1) LK-1 ListenTALK Transceiver Seven (7) LKR-11 ListenTALK Receiver Pro Eight (8) LA-401 Universal Ear Speaker Eight (8) LA-445-BK Breakaway Lanyard One (1) LA-481 Docking Station Case 16 One (1) LA-452 Headset 2