MS-400Speci�cations

The MS-400 is a networked classroom ampli�er with voice over internet protocal based paging and emergency noti�cation. This unit can be installed as part of the SAFE (Security Alert For Education) System. • Easy-to-use, easy-to-install• Simple user interface software• Emergency speaker is powered over ethernet• Intercom and paging functionality built-in• During emergencies, paging can still be heard

A Component of

Side A

Side B

Stereo-unbalancedLine Inputs

Mono-balanced Line Input

TLD100 IR Receiver Input

Remote Control Ports

RS-232 Euroblock Serial Ports

Euroblock Ampli�er Output

Power/Status

IndicatorMini-USB

Reset Button

3.5 mm Line Output

24 Volt DC Power Input

PA Mute Terminals

Option DIP Switch

Ethernet Port 802.3at/af

Mounting Flange

Return to Factory Mode Switch

Status LED

Power LEDEmergency Ampli�er

Volume Link LED

Active LED

The SAFE System (patent pending) is an alert noti�cation system not intended to be a life-saving device or prevent emergencies. Audio Enhancement, our agents, employees, subsidiaries, affiliates and parent companies are exempt from liability for any loss, damage, injury or other consequence arising directly or indirectly from the application of our equipment. In the event of misuse or malfunction of the SAFE System or any of its components, Audio Enhancement, our agents, employees, subsidiaries, affiliates and parent companies are exempt from liability for any loss, damage, injury or other consequence arising directly or indirectly therefrom.

DC-40319.01

A Component of

Ampli�er Speci�cations

Line Inputs

Line Outputs

Mini USB

Minimum Load ImpedanceAmpli�er Type

Continuous Power @ 1% THDDamping Factor

S/NCMRR

Protection CircuitsPA Connector

Control Port

External Power Supply

Temperature/Humidity

Enclosure TypeProduct Weight

Dimensions

Ethernet I/F

Power Input

Operating Temperature

Protocol

Payload Types

Regulatory Compliance

Lineout: Output Signal Amplitudes

Output LevelTotal Harmonic Distortion

Backup IP: Audio Output Level

For PC, DVD audio, MP3, auxiliary mic, or other multimedia sources • 1 Line Balanced/unbalanced input (Euroblock), • 3 Line unbalanced stereo inputs (3.5 mm) • 1 Input connector for IR- Satellite/TLD100 (RJ45) • Internal Network Audio

Unbalanced (3.5 mm)Internal Network Audio

Control and con�guration via software

4 Ohms 92% E�cient Class D16 Watts (rms) per channel @ 4 ohms>50 up to rated power with 4 ohm load>84dB @ 20 Hz to 20 kHz at maximum output>80 dBThermal and Short Circuit protectedConnects to Public Address System and mutes ampli�er during announcements

RS-232, 3-pin screw terminal block header, RJ45 Remote Control Port • (2) RS-232 Communication Ports: 1 port for integration with control systems or IR-Satellite/TLD100 • (2) Remote Control Ports: 2 ports for integration with wall plate controls, includes RS-485 control

100-240 VAC, 50/60 Hz, 1.5A; 24 VDC, 2.5Amps (nominal), regulated Storage: -40 to 158°F (-40 to +70°C)/ 10-90% non-condensing. Operating: -32-122°F (0 to +50°C) / 10-90%

Metal, baked powder coated2.05 lbs (0.92 kg)8 5/16 (H) x 6 5/16 (W) x 1 1/2 (D) in. (211.14 x 160.34 x 38.10 mm)

10/100 Mbps

PoE 802.3aATor 802.3AF for IP interface

-10° C to 50° C (14° F to 122° F)

SIP RFC 3261 Compatible

G711

FCC Class AUL 60950

2.0 VPP maximum+2dBm nominal0.5% maximum

802.3AF 8 Watts802.3AT 25 Watts