System Includes:New! (6) DLT 100 2.0 transceivers*(6) MIC 044 2P headset microphones(6) CCS 044 silicone skins(1) CCS 030 DW system carry case*Each DLT-100 2.0 is packaged with an individual charger. Features:NEW! Set-up lock (SLOC) enables administrator to lock each DLT-100 to prevent unauthorized changes to a Digi-Wave system set-up.NEW! Four digit secure key, entered into each group members DLT-100, prevents unauthorized individuals from listening in on the group.Easy interface with existing communication systemsReversible, lightweight headsets allow for hands-free, push-to-talk operation.communication and less interference from other products.Push-to-talk button can mute unwanted background noise.Four independent groups can be operating simultaneously within a range of up to 100 feet outdoors/200 feet indoors (in 1- or 2-way mode, depending on environmental conditions). Outside of this range, other groups can be in operation.All-day operation (up to 14 hours) on one charge.Easily import/export additional audio via 3.5mm mini plug.2-year-warrantyThe Williams Sounds DIGI - Wave Wireless Intercom System, or DWS COM 6, is an expandable, flexible, completely portable intercom system that provides an immediate and accurate communication between the director and crew member. With the two-way communication the director and assistant director are able to speak simultaneously while allowing the crew members to listen in from different production locations. Although the director has priority and control over the discussion the crew member can access two-way mode with the quick push of a button. This system in the 2.4 GHz band offers a patented, frequency-hopping technology for low-noise, crystal-clear audio and less interference from other products. The dual-muff headset microphones are ideal for use in high-noise environments.