Grandstream GSC3518HS for Outdoor Paging & Talk-Back SIP Horn Speaker

Name: Grandstream GSC3518HS for Outdoor Paging & Talk-Back SIP Horn Speaker
Brand: Grandstream
SKU: GSC3518HS
Price: 26699.0 INR
Availability: OutOfStock

SKU:

GSC3518HS

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Grandstream GSC3518HS for Outdoor Paging & Talk-Back SIP Horn Speaker

FEATURE

The Grandstream GSC3518HS Outdoor Paging & Talk-Back SIP Horn Speaker is a professional IP audio solution designed for clear communication in outdoor and demanding commercial environments. With its powerful 50W audio output, SIP support, and two-way talk-back functionality, it is suitable for locations where announcements and communication need to be heard over a larger area or in noisy surroundings.
The GSC3518HS is designed to deliver clear and powerful audio for outdoor paging, announcements, and voice communication. Its horn-style speaker design helps project sound effectively, making it suitable for warehouses, factories, schools, parking areas, campuses, transport facilities, retail locations, and other large outdoor or semi-outdoor spaces.
One of the key advantages of this speaker is its two-way talk-back capability. Unlike a standard paging speaker that only broadcasts announcements, the GSC3518HS can support two-way communication when integrated with a compatible SIP system. This makes it useful for staff communication, security applications, reception areas, access points, and situations where users need to respond to a voice message.
The speaker supports SIP and multicast paging, allowing it to integrate with compatible VoIP and IP communication systems. Businesses can use their existing network infrastructure to manage announcements and communication across multiple locations. This makes it possible to build a scalable paging system with several compatible IP speakers.
Designed for outdoor use, the GSC3518HS features an IP66-rated enclosure, providing protection against dust and water exposure. This makes it suitable for environments where the speaker may be exposed to challenging conditions. Its robust design allows it to be installed in a variety of commercial and industrial locations where standard indoor speakers may not be appropriate.
The 50W power output provides strong audio performance for areas that require greater sound coverage. Whether used for routine business announcements, emergency notifications, operational messages, or general paging, the speaker is designed to deliver voice communication clearly.
The Grandstream GSC3518HS is a practical choice for organisations that need a combination of outdoor paging, SIP communication, powerful audio, and talk-back functionality. It can be used in factories, warehouses, schools, commercial campuses, parking facilities, and other professional environments.
Overall, the Grandstream GSC3518HS provides a flexible network-based communication solution for outdoor and industrial applications. Its powerful 50W speaker, two-way communication, SIP support, multicast paging, and IP66-rated construction make it well suited to modern outdoor paging and communication systems.

SPECIFICATION

Brand

Grandstrem

Model

GSC3518HS

Color

White

Protocols / Standards

SIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS (A Record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, LLDP-MED, SIMPLE, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6, OpenVPN®

Voice Codecs & Capabilities

G.711µ/a, G.722 (Wide-band), G.726-32, iLBC, Opus, G.723, G.729A/B

DTMF

In-band and Out-of-band DTMF (In Audio, RFC2833, SIP INFO)

Voice Features

VAD, CNG, PLC, AJB, AGC, ANS

Telephony Features

SIP Paging, Multicast Paging, Group Paging, Push-to-Talk (PTT), Call Waiting with Priority Override

QoS

Layer 2 QoS (802.1Q, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)

Security

User and Administrator-Level Passwords, 256-bit AES Encrypted Configuration File, TLS, SRTP, HTTPS, 802.1x Media Access Control, Secure Boot

Languages

English, German, French, Spanish, Portuguese, Russian, Chinese

Upgrade / Provisioning

Firmware upgrade via TFTP, HTTP, HTTPS, or Local HTTP Upload; Mass Provisioning using GDMS, TR-069, or AES Encrypted XML Configuration File

Network Interfaces

1 × 10/100 Mbps Port with Integrated PoE/PoE+/PoE++ Input; 1 × 10/100 Mbps Port with Integrated PoE/PoE+ Output

Auxiliary Ports

2 × 2-pin Switch-in Input Ports, 1 × 2-pin Switch-out Output Port, 1 × Differential Line-in Port, 1 × Differential Line-out Port, 2 × Network Ports, 1 × DC 24V–48V Port, Reset

Speaker

50W High-Fidelity Speaker

Speaker Frequency

270Hz–13.2kHz

Speaker Sensitivity

Up to 109 dBA at 1m/1W (1kHz)

Maximum SPL

Up to 126 dBA

Microphone

3 Built-in Microphones

Microphone Pickup Distance

Up to 8m (26.25 ft)

Power Input

PoE++ Input, IEEE 802.3bt, Class 8, Max. 71W; Max. Input Voltage 57V

PoE Output

PoE+ Output, IEEE 802.3at, Class 4, Max. 25W

DC Input

24V/4A – 48V/2A

Ingress Protection

IP66-Rated, Waterproof Cable Gland

Installation Type

Wall Mount, Pole Mount

Operating Temperature

-30°C to +60°C

Storage Temperature

-40°C to +60°C

Humidity

10%–90%, Non-Condensing

Unit Dimensions

324.6 × 285.3 × 204.3 mm

Unit Dimensions in cm

32.46 × 28.53 × 20.43 cm

Unit Weight

2.870 kg (with Mounting Kits)

Package Weight

3.913 kg

Material

PC + ABS (Polycarbonate-Acrylonitrile Butadiene Styrene), Aluminum Back Cover, Stainless Steel Mounting Bracket

Package Contents

GSC3518HS Horn Speaker, Mounting Kit, Quick Installation Guide

Compliance

FCC, IC, CE, RCM

Warranty

1 Year Limited Warranty

Note

*Features, Price and Specifications are subject to change without notice.

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