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IP Intercom
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
IP Split-Type Intercom Panel
NAS-8521B/C
IP Split-Type Intercom Panel
  • Split-type Design
  • Cyclic Monitoring
  • Built-in 15W Speaker
  • 2-way communication
  • Automatic Audio Inspection
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Datasheet
DESCRIPTION PARAMETER FAQS Download
Home ProductIntercom SystemIP Intercom
High-Quality Audio Performance & Call
Equipped with a 3W speaker and microphone capsule for reliable broadcast reception and clear hands-free communication. Made of full-metal, anti-corrosion brushed aluminum with anti-pry protection and tamper alarm; includes a single CALL button for emergency help.
Advanced Intercom 
Supports full-duplex calls via the CALL button (server-configured target) and offers customizable call tones; includes dual panel ports (1 input, 1 output) for flexible installation.it works seamlessly with SPON® XC-9000 audio management software for versatile functionality.
PARAMETER
Parameter
Specifications
Audio Sampling Rate
8kHz-44.1kHz, 16bit
Transmission Bit Rate
8kbps-320kbps
S/N Ratio
≥85dB
Frequency Response
20Hz-16kHz
Product Dimension
115x116x32(mm)
Packed Dimension
225*150*63(mm)
Gross Weight
0.8Kg
FAQS
Q1: How does the NAS-8521B ensure secure communication?
The NAS-8521B provides two-way full duplex voice communication with an IP audio intercom master station in the master control room, ensuring clear and secure communication without interruption.
Q2: What happens if the NAS-8521B panel is tampered with?
The NAS-8521B is equipped with a tamper alarm functionality that triggers a warning siren whenever the panel is forcibly damaged, alerting security personnel to potential tampering or vandalism.
Q3: How easy is it to make a call using the NAS-8521B?
The NAS-8521B features a single-button design for one-touch calling, allowing users to quickly and easily connect to the designated target intercom device with just a press of a button.
Documents Download
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