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Williams AV DWS COM 8 PRO 400 – 8-User Wireless Intercom System

Regular price $7,639.50 Sale price $6,901.50
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Williams AV  |  SKU: DWS COM 8 PRO 400

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Product Overview

The Williams AV DWS COM 8 PRO 400 is an eight-user wireless intercom system built on the Digi-Wave 400 platform for production crews, broadcast studios, and commercial AV environments that need license-free, full-duplex team communication. Up to six participants can talk simultaneously while additional users listen, with no base station, frequency coordination, or FCC licensing required. The PRO package adds a 12-bay drop-in charger and heavy-duty transit case, making it a complete deployable wireless intercom kit for events, courtrooms, training facilities, and live production.

Product Description

The DWS COM 8 PRO 400 packages eight DLT 400 Digi-Wave transceivers with eight MIC 157 headset microphones, a CHG 412 12-bay charger, a CCS 042 heavy-duty system carry case, and color-coded silicone skins (seven grey, one black) so a lead operator can be identified at a glance. Each transceiver is a digital spread-spectrum (DSS) device operating in the 2.4 GHz ISM band with frequency-hopping (FHSS) to avoid interference from Wi-Fi and other RF sources in dense commercial environments. Communication is secured with 87-bit plus 128-bit encryption and an encryption PIN, which matters for courtrooms, government spaces, and corporate facilities where audio confidentiality is a requirement. Range is up to 900 feet depending on site conditions, and the internal lithium polymer battery delivers up to 16 hours of talk time per charge — enough for a full production day. Because the system is full duplex, conversation flows naturally without the push-to-talk turn-taking of conventional two-way radios, and the same hardware can be reconfigured for language interpretation (one floor language plus up to 14 interpreted languages) or guided tours with or without audience talkback. The CHG 412 charger returns the entire fleet to service overnight from a single rack shelf or table position, simplifying management for facilities staff. For AV integrators specifying assistive listening and intercom together, the Digi-Wave 400 family pairs with DLR 400 receivers such as the DLR 400 RCH to extend listen-only coverage. Browse the full Williams AV collection at Creation Networks for receivers, chargers, and interface accessories.

How It Works

Digi-Wave 400 wireless intercom system diagram for a production crew

System includes: (8) DLT 400 transceivers, (8) MIC 157 headset microphones, (1) CHG 412 12-bay charger, (8) DW ACC PAC4, (1) CCS 042 heavy-duty system carry case, (7) CCS 061 GR grey silicone skins, (1) CCS 061 BK black silicone skin.

Key Features

  • Eight-User Full-Duplex Intercom — Up to six participants speak simultaneously while additional units listen, eliminating the push-to-talk delays of conventional two-way radios.
  • License-Free 2.4 GHz DSS Operation — Digital spread-spectrum transmission with frequency hopping (2402–2476 MHz FHSS) avoids interference and requires no FCC license or frequency coordination.
  • Encrypted Communication — 87-bit plus 128-bit encryption with PIN protection keeps conversations private in courtrooms, government facilities, and corporate environments.
  • 12-Bay Drop-In Charging — The included CHG 412 charger services the entire fleet from one location, with USB-C charging also available on each unit.
  • Up to 16 Hours of Talk Time — Internal 1800 mAh lithium polymer batteries cover a full event or production day on a single five-hour charge.
  • 900-Foot Operating Range — Coverage up to 274 m (site dependent) supports large venues, multi-room facilities, and outdoor staging areas.
  • Multi-Mode Platform — The same hardware supports intercom, language interpretation with up to 14 interpreted channels, guided tours, and hearing assistance.
  • Pro-Grade Headset Microphones — Eight MIC 157 headset microphones provide hands-free, noise-managed pickup for active crews.
  • Transit-Ready Packaging — The CCS 042 heavy-duty carry case protects the complete system between deployments and rental jobs.
  • Backward Compatibility — 87-bit encryption mode interoperates with Digi-Wave 300 Series devices, protecting existing inventory investments.

Typical Applications

  • Broadcast studio and live production crew communication
  • Auditorium and house of worship production teams
  • Government space and courtroom communication
  • Training room and multi-purpose room instruction
  • Commercial meeting space and all-hands room support

Technical Specifications

Transceiver (DLT 400) Dimensions 4.22"W x 2.60"H x 0.50"D (107.3 mm x 66 mm x 12.6 mm)
Weight 3.3 oz (94 g) including battery
Case Material Black ABS plastic
Battery Type Lithium polymer with built-in smart charge; 1800 mAh
Battery Life Up to 16 hrs talk time per charge @ 1ch Tx and 1ch Rx
Charge Time Approx. 5 hours
Power Save Auto sleep mode after 5 minutes of no RF signal
Operating Frequencies 2.4 GHz (ISM band); 2402–2476 MHz FHSS
Audio Frequency Response (-3 dB) Intercom mode: 100–7,200 Hz; other modes: 100–11,500 Hz
SNR 73 dB (A-weighted, default Rx volume with mic input)
THD 0.1% (default volume, 1 kHz)
Microphone Input Internal mic (disabled when MIC jack engaged); 3.5 mm jack with electret bias, 63 dB adjustable gain range
Line Input/Output USB-C, adjustable level
Headphone Output 3.5 mm TRRS jack; 25 mW @ 32 ohms
Range Up to 900 ft (274 m), depending on environmental conditions
Modulation FSK
RF Output 19 dBm typical
Security 87-bit encryption (300 Series compatible), 87+128-bit encryption, encryption PIN, settings lock
Indicators OLED display; talk LED ring; bi-color status LED
Charging Connectors USB-C; two contacts for CHG 412 drop-in charger
Compatible Receivers DLR 400 RCH, DLR 400 ALK; DLT 300 and DLR 360 with some limitations
Operating Temperature 14º to 113ºF (-10º to 45ºC)
Approvals FCC, Industry Canada, CE, RoHS 3, WEEE, RCM, ANATEL, KC, Giteki
Warranty 2 years against component failure and manufacturing defects; 6 months on internal battery

Frequently Asked Questions

How many people can talk at once on the DWS COM 8 PRO 400?

Up to six participants can speak simultaneously in full duplex, while the remaining transceivers and any additional Digi-Wave receivers monitor the conversation. This makes the system practical for active production crews where everyone needs open-mic communication.

Does this wireless intercom system require an FCC license?

No. The Digi-Wave 400 operates in the license-free 2.4 GHz ISM band using frequency-hopping spread spectrum, so there is no licensing, frequency coordination, or recurring spectrum cost — a practical advantage over licensed UHF intercom systems.

Can I expand the system with more transceivers or receivers later?

Yes. Additional DLT 400 transceivers and DLR 400 RCH or DLR 400 ALK receivers can join the same encrypted group, letting you scale from an eight-user intercom to a larger interpretation or tour configuration as needs change.

Is the DWS COM 8 PRO 400 compatible with older Digi-Wave 300 Series units?

Yes, with limitations. The DLT 400 supports an 87-bit encryption mode that interoperates with DLT 300 and DLR 360 devices, so existing 300 Series inventory can be mixed in during a phased upgrade.

How does the system integrate with a larger AV installation?

Each DLT 400 provides USB-C line-level audio input and output, and the optional DWD 401 Digi-Wave Connect breakout box converts this to balanced XLR for tying the wireless intercom into a mixing console, DSP, or room audio system.

What warranty and support come with the system?

Williams AV covers the system with a 2-year warranty against component failure and manufacturing defects, with 6 months of coverage on the internal batteries. Creation Networks can assist with system design and configuration questions before and after purchase.

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