Check the listing for details. Williams Sound Digi-Wave DLT 400 Transceiver. Condition: New. Listed at 534.00 USD. The Digi-Wave 400 Series is a lightweight, portable, two-way communication system designed to easily connect employees, clients and team members. A Digi-Wave system consists of at least one transceiver (WS-DLT400) and various combinations of transceivers and receivers (WS-DLR400RCH or WS-DLR400ALK). Use with headsets, microphones (sold separately - see below), or built-in speaker. Combinations of one or more DLT’s and DLR’s can be used to facilitate different events, depending on what needs to be spoken and what needs to be heard. Typical scenarios include: Guided Tours – one or more tour guides (2-way), with audience participation (2-way), or without audience participation (1-way)Language Interpretation - one or more interpreted languages transmitted to audience (1-way)Intercom - with up to six people able to speak simultaneously, and even more listeningHearing Assistance - featuring boosted audio for improved comprehension Using its frequency-hopping algorithm, the DLT400 avoids interference and is a very secure method of communication. The 400 Series is an upgrade of the DigiWave 300 Series which added a new user interface, a charging dock and pairing option. DLT400 includes a rechargeable Lithium Polymer battery and single-unit power supply. Features: Crystal-clear digital sound quality Communicate as a group or broadcast your audio one-way.DLR receiver supports unlimited listenersTypical range of 325 feetSimplified usage and set upPortable – no base station or rack-mounted components requiredEasy group join (for Guest units)Easy pairingBackwards compatible with Digi-Wave 300 seriesTwo-year warranty