Spon NAS-8505L - User Manual

Basic functions
With a compact and a wall-mounted design to save space.
Adopt high-speed industrial dual core (ARM+DSP) chip, start time ≤1s
Built in digital amplifier with 2X10W or 2X30W power (8Ω) output
Status indicator light real -time displays status of all terminals ( online, offline, or task status)
With 1 alarm input/ output interfaces
Support configuration remotely and upgrading online.
With a standard RJ45 interface, access is available where there is an Ethernet port.
Audio functions
With 1 analog audio input with local volume adjustment knob, and 1 line output to connect amplifier
Additional functions
Optional: wireless transceiver module and 2.4G wireless vod microphone (NCS-3073) :
The wireless transceiver module and 2.4g wireless VOD microphone can automatically pair on and
operate at ISM channel 2400-2483mhz.
Realize local sound system via built-in MIC of wireless VOD microphone or headset
Use 3.5-inch stereo interface of wireless vod microphone to amplify the audio played by mobile phone;
Through the wireless microphonecan broadcast announcement to other terminals and call the main
control room for two-way intercom;
Wireless vod microphone comes with 2-inch OLED display screen, Chinese and English vod cata-
logue and current task information, through the control button, vod server program library any content,
can control play/pause, fast forward/fast back, a-b repeat reading, flexible and simple operation.
The volumn can be adjusted on the wireless microphone.
Standard microUSB port charging (compatible with mobile phone charger), standby time is about 36
hours, and sound amplification is about 8 hours.
NAS-8505L
IP AUDIO INTERCOM TERMINAL
MAIN FUNCTIONS
IP Audio Intercom Terminal

Summary

Main Functions

Basic Functions

Details core features like compact design, high-speed chip, digital amplifier, and status indicator.

Audio Functions

Covers analog audio input, volume control, and line output for amplifier connection.

Additional Functions

Includes optional wireless modules, microphone use, and USB charging capabilities.

Specifications

Audio Specifications

Covers audio streaming, compression, input type, and frequency response.

Speaker and Amplifier Specs

Details speaker component, max SPL, frequency response, sensitivity, and amplifier output.

Network and VoIP Specifications

Outlines supported network protocols, security, and VoIP capabilities.

System Integration and General Details

Includes system integration, power consumption, event actions, and general physical attributes.

Installation and Interfaces

Amplifier and Alarm Interfaces

Explains amplifier output and alarm input/output ports for system integration.

Audio and Control Interfaces

Details volume knob, line input, line output, and forced upgrade/IP button functions.

Network, Status, and Power Ports

Covers network interface, status light, power input, and antenna connection.

Wiring and Applications

Wiring Diagram

Illustrates the connection points and external devices for the IP audio terminal.

Application 1: Large-Scale Amplification

Describes using the terminal for broadcast and sound amplification with external amplifiers.

Application 2: Local Sound Amplification

Details using the line-in interface for local sound amplification from PC or DVD.

Application 3: Alarm and Door Lock Control

Explains integrating alarm inputs/outputs with buttons and door locks.

Application 4: Wireless Intercom

Wireless Transceiver Module Use

Details optional wireless module for teaching sound reinforcement and intercom.

Wall-Mounted Installation

Mounting Hardware and Dimensions

Provides dimensions and lists hardware for wall-mounting the device.

Spon NAS-8505L Specifications

General

Brand	Spon
Model	NAS-8505L
Category	Touch terminals
Language	English