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Listen Technologies LW-120-02-MH-09 Meetinghouse 2 Channel Wi-Fi Audio Server

Listen Technologies LW-120-02-MH-09 Meetinghouse 2 Channel Wi-Fi Audio Server

SoundPro Item: 202262 | Part Number: LW-120-02-MH-09

Regular price $1,322.00
Regular price $1,465.00 Sale price $1,322.00
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MSRP: $1,465.00 | MAP: $1,322.00

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  • Pre-Programmed Configuration Eliminates Onsite Setup For Rapid Global Deployment
  • Balanced Terminal Block Inputs Accept Professional Line-Level Sources With +16 dBu Headroom
  • Public Address Override Broadcasts Critical Announcements To All Connected Devices
  • QR Code Scanning Provides Instant Channel Access Without Manual App Configuration
  • Centralized Windows Software Manages Multiple Servers And Mobile App Branding Across Facilities
  • Unicast RTP With TLS Encryption Secures Audio Streams On Shared Network Infrastructure
  • Rack Ears And Single RU Design Enable Integration Into Existing AV Equipment Racks

Engineered for large-scale worship installations, this rack-mountable server integrates with existing network infrastructure to provide compliant assistive listening across expansive facilities. The system supports simultaneous access by up to 500 members through the free ListenWIFI app on iOS and Android devices or via dedicated LWR-1050-MH receivers with neck loops. Four balanced analog inputs accept line-level signals with industry-leading 40–60 ms latency, while QR code scanning simplifies channel selection for congregants.

Centralized control through the included ListenWIFI Windows software enables IT administrators to manage multiple servers, configure mobile app branding, and deploy optional LA-490 beacons for location-based audio triggering. The public address override function ensures critical announcements reach all connected devices instantly. Scalability is built in—add servers to increase channel count or user capacity as congregations grow or facilities expand.

The 1 RU chassis with powder-coated stainless steel construction and rack ears installs quickly in existing AV racks. Unicast RTP transport with TLS 1.2 encryption and WMM-enabled 802.11n compatibility ensure reliable, secure audio delivery across small local networks and enterprise-scale deployments alike.

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Specifications

Certifications
Regulatory Standards
UL, FCC, CE, ROHS, UKCA
Dimensions
H x W x D
45 mm x 483 mm x 117 mm (1.77" x 19.02" x 4.6")
Rack Space
1 RU
Weight
Unit Weight
1.6 kg (3.5 lbs)
Shipping Weight
2.6 kg (5.8 lbs)
Electrical
Input Voltage
100-240 VAC, 50-60 Hz
Output Voltage
5 VDC
Current
2.4 A
Power
12 W
Power Connector
USB-C
Audio
Frequency Response
20 Hz - 20 kHz ± 1 dB (at nominal level)
Distortion
< 1% Total Harmonic Distortion (at nominal level)
Signal to Noise Ratio
> 74 dB (at nominal level)
Dynamic Range
86 dB (at maximum level)
Bit Depth
16 bits
Sampling Rate
48 kHz
Balanced Analog Inputs
Four inputs, terminal blocks, +4 dBu nominal, +16 dBu maximum, 100k ohm impedance
PA Input Trigger Level
-19 dBu (23 dB below nominal +4 dBu)
Performance
Latency
40-60 ms (dependent on network, traffic, QoS, and listening device)
Users Per Server
500
Max Channels
4 mono (2 stereo)
Bandwidth Per Device
125 kbps
Connectivity
Ethernet
RJ-45, 10/100/1000 Mbps, maximum 100 m (328') CAT5/6 cable length
Wireless Access Point Support
802.11n or better with WMM enabled
Transport Protocols
Unicast RTP, UDP, HTTPS
Discovery Protocols
mDNS, DNS
Security
TLS 1.2 (AES 128 bit)
IP Address
DHCP, Static, Reserved
Prioritization
QoS/ToS
Construction
Enclosure Material
Powder Coated Stainless Steel
Color
Dark Grey
Power Button
Chrome-plated steel with built-in LED
Controls
User Controls
Power button (front), Reset button (rear)
Power Button LED
Flashing blue (booting), Solid blue (connected), Rapid flash blue (firmware update or reset)
Environmental
Operating Temperature
-10 °C (14 °F) to +40 °C (104 °F)
Storage Temperature
-20 °C (-4 °F) to +50 °C (122 °F)
Relative Humidity
0 to 95% non-condensing
Identifiers
Warranty
2 years

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