Microphone Panel
Microphone Panel

Microphone Panel

Item NO.: NS-D31
Features: Compatible with SIP; Built in MIC; GPIO input; Speaker output; 12V Power Out
Payment: T/T, Western Union, PayPal
Original: China
Color: Black
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Products Description

 

The Microphone Panel NS-D31 is a compact, high-performance device designed to provide rapid communication during critical situations. Acting as a voip panic button, it allows users to instantly alert authorities, security personnel, or medical teams through SIP calls. Its one-touch operation ensures a swift response, making it suitable for schools, hospitals, banks, and other 24/7 operations where safety is a priority.

 

Equipped with PoE power support and a durable aluminum alloy panel, the Microphone Panel NS-D31 is easy to install under desks, on walls, or in high-traffic areas. The device features multiple interfaces, including I/O, LED indicators, speaker output, and 12V output, allowing for flexible expansion with other emergency or communication systems.

 

Designed for seamless integration, the Microphone Panel NS-D31 supports standard SIP protocols, ensuring compatibility with SIP/PBX platforms and VoIP systems. The emergency call button functionality can be paired with connected speakers for one-touch calling, helping staff or occupants discreetly report incidents without drawing attention. Its compact form factor, advanced audio processing, and professional-grade materials make it a dependable tool for proactive safety and emergency response.

 

Key Features

 

● One-tap emergency activation for rapid emergency call

● SIP protocol compatibility for integration with VoIP and SIP/PBX systems

● PoE power supply for simple installation

● I/O, LED, speaker, and 12V output interfaces for easy system expansion

● Built-in high-quality microphone for clear audio transmission

● Durable aluminum alloy panel and metal back cover

 

Specifications

 

Audio

Decoding

OPUS 48KHz, MP3 44.1KHz, G.722-ADPCM 16KHz, G.711-PCMU 8KHz, G.711-PCMA 8KHz, G726 8KHz, GSM 8KHz, LPCM-16bit-Stereo/Mono 44.1kHz

Built-in MIC

Yes

Network

Security

Password protection, IP address filtering, Digest authentication, User access log, Firewall

Network Protocol

SIP, HTTP, HTTPS, IPv4, TLS, RTSP, RTP, RTCP, DHCP, DNS, NTP, TCP, UDP, IGMP, ICMP, ARP

Network Interface

10/100 Base-TX, RJ45

SIP Features

Supports the SIP protocol for integration with VoIP systems and SIP/PBX platforms.

Supports secondary/backend SIP server, IPv4 (IPv6 in development).

Supports codecs: OPUS, G722, G711U, G711A.
SIP DTMF (RFC 2976, RFC 2833/RFC 4733).

General

Material

Alloy panel, Metal back cover

Power Supply

PoE (IEEE802.3af)

Interface

1 × RJ45, 1 × Alarm IO input, 1 × LED, 1 × Speaker output, 1 × 12V Power output

Dimensions

86mm × 86mm × 38mm

Weight

265g

Color

Black

Languages

English

Warranty

2 years

Package includes

Microphone Panel
Quick Star Guide
Screw M3.5*20*4pcs
L-shaped torx wrench T10*23*66

 

 

 

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