---
product_id: 373939847
title: "Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range"
brand: "williams av"
price: "B/.1828"
currency: PAB
in_stock: true
url: https://www.desertcart.com.pa/products/373939847-williams-av-dlt-400-digi-wave-400-digital-wireless-listening
store_origin: PA
region: Panama
---

# 900 ft wireless range Rechargeable battery with charging pack 6-way simultaneous intercom Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range

**Brand:** williams av
**Price:** B/.1828
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate every conversation—wireless freedom that keeps you in the loop!

## Quick Answers

- **What is this?** Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range by williams av
- **How much does it cost?** B/.1828 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/373939847-williams-av-dlt-400-digi-wave-400-digital-wireless-listening)

## Best For

- williams av enthusiasts

## Why This Product

- Trusted williams av brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless 900 ft Range:** Stay connected across large venues without dropouts or delays.
- • **Multi-Mode Communication:** Switch effortlessly between guided tours, language interpretation, and intercom modes.
- • **Crystal Clear Audio Boost:** Enhanced hearing assistance ensures every word is heard with clarity.
- • **Simultaneous 6-Person Talk:** Collaborate in real-time with up to six speakers while others listen in.
- • **Modern USB-C & OLED Display:** Fast charging and intuitive controls wrapped in sleek, professional design.

## Overview

The DLT 400 Digi-Wave 400 is a cutting-edge digital wireless listening system designed for professional guided tours, language interpretation, intercom communication, and hearing assistance. Featuring a robust 900 ft range, rechargeable battery with included charging pack, and support for up to six simultaneous speakers, it ensures crystal-clear audio and seamless connectivity. Its modern USB-C interface and OLED display provide intuitive control, making it the ultimate tool for dynamic, multi-user audio environments.

## Description

Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range Key Features - Guided Tours – with 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 listening - Hearing Assistance – featuring boosted audio for improved comprehension - Has an internal rechargeable battery and includes the charging pack DW ACC PAC4 Specifications - Battery type: Lithium Polymer with smart charge built into transceiver; 1800 mAH - Battery life: Up to 16 hrs talk time - Power Save: Auto Sleep Mode after 5 minutes of no RF signal from compatible devices - Charge time: 5 hrs. approx. - System Voltages: OLED 14VDC; RF 5VDC; Logic 3.3 VDC - Operating frequencies: 2.4 GHz (ISM band); 2402 – 2476 MHz FHSS - Audio Frequency response (-3dB Level): Intercom Mode: 100 – 7,200Hz, Other Modes: 100 – 11,500Hz - SNR: 73 dB - THD: 0.1 % (Default Volume, 1kHz) - Microphone input: Internal microphone and 3.5 mm phone jack (sleeve) with electret microphone bias, adjustable gain with 63dB range. - Line Input: USB-C, Adjustable level - Headphone Output: 3.5 mm TRRS headphone jack; 25 mW, R 32 ohms - Audio Output: Headphone: Max SSPL 90 111.8dB (EAR 013), 116.8dB (EAR 041) - Line: USB-C, Adjustable level - Range: Up to 900 ft (274 m) - Modulation: FSK - RF Output: 19 dBm Typical - Security: 87 bit encryption, 87+128 bit Encryption, Encrpytion PIN, Lock for settings - Indicators: OLED - Charging Connectors: USB-C - Operating Tempurature Range: 14º to 113ºF - Dimensions: 4.22"W x 2.60"H x 0.50"D - Weight: 3.3 oz

## Features

- Guided Tours – with 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 listening
- Hearing Assistance – featuring boosted audio for improved comprehension
- Has an internal rechargeable battery and includes the charging pack DW ACC PAC4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Dimensions L x W x H | 0.5"L x 4.22"W x 2.6"H |
| Style | Modern |
| Color | Black/Silver |
| Hardware Interface | USB Type C, 3.5mm Audio |
| Compatible Devices | Headphone, Smartphone |
| Display Type | dlr |
| Power Source | Battery Powered |
| Radio Bands Supported | FM |
| Display Technology | OLED |
| Special Features | Rechargeable |
| Connectivity Technology | USB |
| Tuner Type | FM |

## Product Details

- **Brand:** Williams AV
- **Color:** Black/Silver
- **Special Feature:** Rechargeable
- **Connectivity Technology:** USB
- **Product Dimensions:** 0.5"L x 4.22"W x 2.6"H
- **Tuner Technology:** FM
- **Power Source:** Battery Powered
- **Radio Bands Supported:** FM
- **Included Components:** Power Cord
- **Item Weight:** 0.26 Kilograms

## Images

![Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range - Image 1](https://m.media-amazon.com/images/I/51I8ympYUBL.jpg)

## Frequently Bought Together

- Williams AV DLT 400 Digi-Wave 400 Digital Wireless Listening System Transceiver, Guided Tours, Language Interpretation, Intercom, Hearing Assistance, Up to 900 ft (274 m) Range
- Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver(Rechargeable Version), Black, 2.4GHz (ISM Band) Frequency Band, Up to 900ft (274m) Range

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.pa/products/373939847-williams-av-dlt-400-digi-wave-400-digital-wireless-listening](https://www.desertcart.com.pa/products/373939847-williams-av-dlt-400-digi-wave-400-digital-wireless-listening)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-01-22*