---
product_id: 444470459
title: "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"
brand: "williams av"
price: "NT$21579"
currency: TWD
in_stock: true
url: https://www.desertcart.tw/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless
store_origin: TW
region: Taiwan
---

# 900ft Range 2.4GHz Frequency Rechargeable Battery 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

**Brand:** williams av
**Price:** NT$21579
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate Your Listening Experience!

## Quick Answers

- **What is this?** 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 by williams av
- **How much does it cost?** NT$21579 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless)

## 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

- • **Compact & Portable:** Sleek design measuring just 0.5" x 4.22" for easy transport.
- • **Seamless Connectivity:** Experience crystal-clear audio with built-in Wi-Fi and RF technology.
- • **Universal Compatibility:** Works effortlessly with smartphones and speakers for versatile use.
- • **Versatile Communication:** Engage in guided tours or intercom conversations with up to six participants.
- • **Enhanced Hearing Assistance:** Boosted audio for improved comprehension, perfect for all audiences.

## Overview

The Williams AV DLR 400 RCH Digi-Wave 400 Digital Wireless Listening System Receiver is a state-of-the-art device designed for guided tours, language interpretation, and intercom communication. With a robust 2.4GHz frequency band and an impressive range of up to 900 feet, this rechargeable receiver ensures seamless audio delivery. Its compact design and compatibility with various devices make it an essential tool for enhancing communication and accessibility.

## Description

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

## 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Output Wattage | 25 Milliwatts |
| Output Power | 25 Milliwatts |
| Audio Output Type | Headphones |
| Format | WAV |
| Wireless Technology | RF |
| Control Method | Remote |
| Connector Type | 3.5mm Jack |
| Audio Output Mode | Stereo |
| Connectivity Technology | Wi-Fi |
| Controller Type | Hand Control |
| Additional Features | Built-In Wi-Fi |
| Compatible Devices | Smartphone, Speaker |
| Item Dimensions D x W x H | 0.5"D x 4.22"W x 0.5"H |
| Color | Black |

## Product Details

- **Brand:** Williams AV
- **Connectivity Technology:** Wi-Fi
- **Controller Type:** Hand Control
- **Special Feature:** Built-In Wi-Fi
- **Compatible Devices:** Smartphone, Speaker
- **Connector Type:** 3.5mm Jack
- **Audio Output Mode:** Stereo
- **Color:** Black
- **Product Dimensions:** 0.5"D x 4.22"W x 0.5"H
- **Output Power:** 25 Milliwatts

## Images

![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 - Image 1](https://m.media-amazon.com/images/I/51RZcw2iyzL.jpg)

## Frequently Bought Together

- 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
- 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

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**Shop now:** [https://www.desertcart.tw/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless](https://www.desertcart.tw/products/444470459-williams-av-dlr-400-rch-digi-wave-400-digital-wireless)

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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-23*