{"product_id":"grandstream-networks-gsc3518hs-grandstream-gsc3518hs-outdoor-50-watt-2-way-sip-horn-speaker-and-microphone-poe-or-24-48v-dc-in","title":"Grandstream Networks GSC3518HS - Grandstream GSC3518HS Outdoor 50 Watt 2 Way SIP Horn Speaker and Microphone, PoE++ or 24-48V DC In","description":"\u003cstyle\u003e\n  .pdc table { border-collapse: collapse; width: 100%; margin-bottom: 20px; }\n  .pdc th, .pdc td { border: 1px solid #ddd; padding: 10px 14px; text-align: left; vertical-align: top; }\n  .pdc th { background-color: #f4f4f4; font-weight: 600; color: #222; }\n  .pdc tr:nth-child(even) td { background-color: #fafafa; }\n  .pdc h3 { font-size: 18px; font-weight: 700; color: #111; margin: 20px 0 10px; border-left: 4px solid #0070f3; padding-left: 10px; }\n\u003c\/style\u003e\n\u003cdiv class=\"pdc\" style=\"font-family: sans-serif; color: #333; line-height: 1.6;\"\u003e\n  \u003cdiv style=\"margin-bottom: 24px;\"\u003e\n    \u003ch2 style=\"font-size: 22px; font-weight: 700; color: #111; margin-bottom: 8px;\"\u003eGSC3518HS\u003c\/h2\u003e\n    \u003cp style=\"color: #555; font-size: 15px;\"\u003eGrandstream Networks GSC3518HS - Grandstream GSC3518HS Outdoor 50 Watt 2 Way SIP Horn Speaker and Microphone, PoE++ or 24-48V DC In\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003chr style=\"border: none; border-top: 1px solid #eee; margin-bottom: 24px;\"\u003e\n  \u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:20px;\"\u003eGrandstream GSC3518HS Outdoor 2 Way SIP Horn Speaker and Microphone, 50 Watt, PoE++ or 24-48V DC In.\n\u003cbr\u003e\u003cbr\u003e\nThe GSC3518HS is a SIP\/multicast talk-back horn speaker that provides crystal clear HD audio, a high-fidelity 50-Watt speaker, and IP66-rated water and dust protection. Ideal for outdoor campuses, public spaces, large offices, school playgrounds, hospitals, parks, warehouses, and more, the GSC3518HS provides a powerful outdoor announcement solution that expands security and communication. \u003cbr\u003e\u003cbr\u003e\nThis high-powered SIP speaker includes 3 microphones, AI-based background noise reduction, and intelligent text-to-speech to ensure every word is heard clearly in talk-back scenarios. \u003cbr\u003e\u003cbr\u003e\nThe GSC3518HS supports PoE++ input and PoE+ output, catering to device cascading scenarios. Thanks to its' modern industrial design and extensive features, the GSC3518HS is an ideal SIP talk-back horn speaker for any setting, allowing users to easily build a powerful intercom, security, and public-address announcement solution\n\u003cbr\u003e\u003cbr\u003e \u003ciframe allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen=\"\" frameborder=\"0\" height=\"375\" referrerpolicy=\"strict-origin-when-cross-origin\" src=\"https:\/\/www.youtube.com\/embed\/SeWKruPa--c\" title=\"Grandstream Device Management System\" width=\"667\"\u003e\u003c\/iframe\u003e\u003cdiv class=\"gowifi_pd_det_desc_features_header\"\u003eFeatures\u003c\/div\u003e\n\u003cdiv class=\"gowifi_pd_det_desc_features\"\u003e\u003cul\u003e\n\u003cli\u003eHigh-powered 50W speaker with maximum volume of 126 dBA, ideal for coverage of expansive outdoor areas\u003c\/li\u003e\n\u003cli\u003e3 microphones, AI-based background noise reduction, and intelligent text-to-speech to ensure every word is heard clearly in talk-back scenarios\u003c\/li\u003e\n\u003cli\u003eFull-band and wide-band audio codec support, including Opus \u0026amp; G.722\u003c\/li\u003e\n\u003cli\u003eIncludes differential LINE IN and LINE OUT connections\u003c\/li\u003e\n\u003cli\u003eSupports Airplay, ONVIF, RTSP\/HTTP streaming, local audio files, and mobile app playback\u003c\/li\u003e\n\u003cli\u003eSIP paging, multicast paging, call waiting with priority override, and more\u003c\/li\u003e\n\u003cli\u003eOne 10\/100Mbps network port with PoE\/PoE+\/PoE++ input, and one 10\/100Mbps network port with PoE\/ PoE+ output\u003c\/li\u003e\n\u003cli\u003eIP66-rated waterproof and dustproof; includes a durable stainless steel bracket suitable for harsh outdoor environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv style=\"margin-bottom:20px;\"\u003e\n\u003ctable class=\"gowifi_pd_tb_spec\"\u003e \u003cthead class=\"gowifi_pd_tb_spec_head\"\u003e \u003ctr class=\"gowifi_pd_tb_spec_head_row\"\u003e \u003cth class=\"gowifi_pd_tb_spec_head_th_desc\"\u003eDetails\u003c\/th\u003e \u003cth class=\"gowifi_pd_tb_spec_head_th_spec\"\u003e\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody class=\"gowifi_pd_tb_spec_det\"\u003e \u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eProduct Code\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eGSC3518HS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eProtocols\/Standards\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eSIP 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®\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eVoice Codecs and Capabilities\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eG.711µ\/a, G.722 (wide-band), G.726-32, iLBC, Opus, G.723, G.729A\/B, in-band and out-of-band DTMF (In audio, RFC2833, SIP INFO), VAD, CNG, PLC, AJB, AGC, ANS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eTelephony Features\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eSIP Paging, Multicast Paging, Group Paging, Push-to-Talk (PTT), call-waiting with priority override\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eQoS\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eLayer 2 QoS (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) QoS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eSecurity\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eUser and administrator level passwords, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access control, secure boot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eMulti-language\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eEnglish, German, French, Spanish, Portuguese, Russian, and Chinese\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eUpgrade\/Provisioning\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eFirmware upgrade via TFTP, HTTP, HTTPS, or local HTTP upload, mass provisioning using GDMS, TR069, or AES encrypted XML configuration file\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eNetwork Interfaces\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003e1x 10\/100 Mbps port with integrated PoE\/PoE+\/PoE++ input, 1x 10\/100 Mbps port with integrated PoE\/PoE+ output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eAuxiliary Port\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003e2x 2-pin Switch-in input ports, 1x 2-pin Switch-out output port, 1x differential line in port, 1x differential line out port, 2x network ports, 1x DC24V-48V port, reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eSpeaker\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003e50W high-fidelity speaker, Frequency: 270Hz-13.2KHz, Sensitivity: Up to 109 dBA at 1m\/1W(1 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eMax SPL\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eUp to 126dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eMicrophone\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003e3 Built-in microphones with 26.25 feet (8m) pickup distance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003ePower \u0026amp; Green Energy Efficiency\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003ePoE++ Input, complies with IEEE 802.3bt standard, Class 8, Max power 71 Watt, Max Input voltage 57V; PoE+ Output, complies with IEEE 802.3at standard, Class 4, Max power 25 Watt, DC IN 24V\/4A - 48V\/2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eIngress Protection\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eIP66-rated, waterproof cable gland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eInstallation Type\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eWall Mount, Pole Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eTemperature and Humidity\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eOperation: -30°C to +60°C, Storage: -40°C to +60°C, Humidity: 10% to 90% Non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003ePhysical\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eUnit Dimensions: 324.6mm(L) x 285.3mm(W) x 204.3mm(H), Unit Weight: 2.870kg (with mounting kits), Package Weight: 3.913kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_1\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eMaterial\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003ePC + ABS (Polycarbonate-Acrylonitrile Butadiene Styrene), Aluminum back cover, Stainless steel mounting bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"gowifi_pd_tb_spec_det_row gowifi_pd_tb_spec_row_num_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eCompliance\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eFCC, IC, CE, RCM\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003ctfoot class=\"gowifi_pd_tb_spec_foot\"\u003e \u003ctd class=\"gowifi_pd_tb_spec_foot_td_desc\" colspan=\"2\"\u003e\u003c\/td\u003e \u003c\/tfoot\u003e \u003c\/table\u003e \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Grandstream Networks","offers":[{"title":"Default Title","offer_id":66888702689325,"sku":"GSC3518HS","price":471.15,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/5088\/2861\/files\/GSC3518HS.jpg?v=1781864038","url":"https:\/\/kwtech.co.nz\/zh\/products\/grandstream-networks-gsc3518hs-grandstream-gsc3518hs-outdoor-50-watt-2-way-sip-horn-speaker-and-microphone-poe-or-24-48v-dc-in","provider":"KW Tech","version":"1.0","type":"link"}