Listen Technologies LW-210-04 ListenWIFI 4 channel Wi-Fi audio server

General Description

The Listen Technologies LW-210-04 is a 4-channel server designed to
deliver audio to user’s smartphones or dedicated LWR-1050 Wi-Fi audio receivers. A free mobile app is available for users to download onto their smartphone. Cloud based management offers simple customisation, updates and management of the system.

The server features automated channel selection, which connects listeners to the correct audio channel based on their location when used with optional LA-490 beacons.

Servers are scalable and can be added to accommodate larger audiences and more channels.

The system can be configured to display welcome messages, videos, sliding banners, pdf documents, and offers. It supports portable smart iOS and Android devices and is ideal for use in concerts halls, theatres, exhibitions spaces, stadiums, sport bars, airport lounges, museums, music festivals, college campuses, places of worship and many other places.

Features

Up to 500 users
4 Analogue audio inputs
Dedicated receivers or guests’ own smartphone
Free dedicated app available for Apple and Android
QR code scan for channel selection
Auto channel selection via optional beacons
Low Latency
Cloud based management and configuration
Uses existing wireless network

Delivery Includes 

1 LW-210-02 ListenWIFI 4 Channel Wi-Fi Audio Server
1 Power Supply
1 Set of Rack Mount Ears
1 1.83M CAT6 Cable
1 Quick Start Guide

Technical Data

Dimensions - H x W x D 45mm x 483mm x 117mm
Unit Weight 1.6 kg
Shipping Weight 2.6 kg
Rack Space    1 RU (rack ears included)
Enclosure material Powder Coated Stainless Steel
Colour     Dark Grey
Power Button w/LED Chrome-plated steel with built in LED
Audio Output Method RJ-45 Ethernet Port
Frequency Response (system) 20 Hz - 20 kHz ± 1dB (at nominal level)
Distortion (system)    < 1% Total Harmonic Distortion (at nominal level)
Signal to Noise Ratio (system) > 74 dB (at nominal level)
Dynamic Range (system)    86 dB (at maximum level)
Latency (system) 40-60 ms, dependent on network, traffic, QOS, and listening device
Balanced Audio Inputs Terminal Blocks: Four analogue inputs, rear panel, one terminal block connector per input, balanced, +4 dBu (line) nominal input level, +16 dBu maximum input level, impedance 100k ohm
*Stereo operation requires the use of two inputs
Public Address (PA) input trigger level Channel override occurs when audio is detected 23 dB below nominal input. Terminal Blocks: -19 dBu (nominal +4 dBu)
Ethernet RJ-45 supports 10/100/1000 Mbps speed. Green LED flashes at 100 Mbps, Yellow LED flashes at 1000 Mbps. Maximum 100m (328') CAT5/6 cable length
USB Type A 2.0 (female) - supports reset to defaults USB drive
+Communications
IP Address DHCP, Static, Reserved
Prioritization QoS/ToS
Users    500 per server - Multiple servers may be used to increase the number of users.
Max Channels 4 mono (2 stereo) - Multiple servers may be used to increase the number of channels.
WAP Support 802.11n or better with WMM (Wireless Multi-Media) enabled
Bandwidth (audio) 125 kbps per listening device
Bit depth 16 bits
Sampling Rate 48 kHz
Transport Protocols    Unicast RTP, UDP, HTTPS
Discovery Protocols    mDNS, DNS-SD, DNS
Security TLS 1.2 (AES 128 bit)
USB 2.0
Latency (system) 40-60 mS, dependent on network, traffic, QOS, and listening device
Supported Listening Devices iOS and Android personal smartphones supported with the ListenWIFI mobile app installed. Free download from the Google Play and Apple App stores.
LWR-1050 Wi-Fi Audio Receivers - for dedicated applications, for compliance, for use as backup devices, for accessibility requirements, etc.
User Controls Power Button
Power Button LED    Flashing blue - server is booting up establishing network connection; Solid blue - server is fully booted with valid network connection ; Rapid flash blue - server firmware is being updated or reset to defaults
Setup/Programming    Free software available for on-premise central management of all Wi-Fi audio servers on the network. The ListenWIFI Manager software provides central management of the entire ListenWiFI system, including Servers, Beacons, Receivers, and Mobile Apps. Software also facilitates checkout / check-in of receivers, as well as mobile app customizations to support venue branding.
Connector 5 VDC Barrel (centre positive)
Input Voltage    100-240 VAC, 50-60Hz
Output Voltage 5 VDC
Current 6.0 A
Power    30 W
Temperature – Operation -10 ºC to +40 ºC
Temperature – Storage -20 ºC to +50 ºC
Relative Humidity 0 to 95% relative humidity, non-condensing
Regulatory Standards UL, FCC, CE, ROHS, UKCA