Williams AV 50-Person Portable Digi-Wave Interpretation System

Williams AV 50-Person Portable Digi-Wave Interpretation System – Complete system for simultaneous interpretation (50 users), designed for conferences, courts, and events with large audiences. It allows audio transmission to a large number of participants using portable transceivers and receivers.

• Complete system for simultaneous interpretation - for 50 users
• Support for large groups (up to 50 users in the included configuration)
• Wireless communication in the 2.4 GHz band
• Operating range up to 900 ft / 274 m
• Compatible with applications: conferences, courts, presentations
• Receivers with AAA batteries for extended use
• Transceivers with built-in rechargeable battery
• Battery life:
• up to 16 hours (transceivers)
• up to 30 hours (receivers)
• Display on devices for status and channel
• Expandable system with additional units
• Approved: FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki

Technical specifications

• Frequency: 2.4 GHz ISM (FHSS)
• Modulation: FSK
• Audio response:
• 100 – 11,500 Hz (interpretation)
• up to 7,200 Hz in other modes
• SNR: 73–74 dB
• THD: 0.1%
• Audio outputs: 3.5 mm TRRS jack (headsets/earphones)
• RF power: up to 19 dBm
• Encryption: 87-bit / 128-bit + PIN
• Charging: ~5 hours (transceivers and compatible units)
• Power save: Auto Sleep after 5 minutes
• Unit dimensions:
• DLT 400: 107.3 x 66 x 12.6 mm
• DLR 400 ALK: 60 x 90 x 16 mm
• Weight:
• DLT 400: 94 g
• DLR 400 ALK: 47 g (without batteries)
• Housing: ABS plastic

The package includes:

• 5 x DLT 400 transceivers
• 50 x DLR 400 ALK receivers
• 4 x MIC 158 headset microphones
• 50 x EAR 022 earphones
• 1 x CHG 412 charger (12 slots)
• 50 x AAA alkaline batteries (BAT 010-2)
• 5 x DW ACC PAC4
• 1 x CCS 054 carry case
• 6 x silicone covers (different colours)