{"product_id":"grandstream-networks-gsc3506-grandstream-gsc3506-one-way-sip-voip-intercom-speaker-no-mic-30-watt-speaker","title":"Grandstream Networks GSC3506 - Grandstream GSC3506 One way SIP VoIP Intercom Speaker\/ No Mic 30 Watt Speaker","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;\"\u003eGSC3506\u003c\/h2\u003e\n    \u003cp style=\"color: #555; font-size: 15px;\"\u003eGrandstream Networks GSC3506 - Grandstream GSC3506 One way SIP VoIP Intercom Speaker\/ No Mic 30 Watt Speaker\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;\"\u003eThe Grandstream GSC3506 is a 1-way public address SIP VoIP speaker that allows offices, schools, hospitals, apartments and more to build powerful public address announcement solutions that expand security and communication. This robust SIP speaker offers crystal clear HD audio functionality with a high-fidelity 30-Watt HD speaker. The GSC3506 support built-in whitelists ,blacklists and greylists to easily block unwanted calls, SIP and multicast paging, group paging and PTT. users can easily sculpt a state-of-the-art security and PA announcement solution. Thanks to its modern industrial design and rich features, the GSC3506 is the ideal SIP speaker for any setting.\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\u003eSpeaker with HD acoustic chamber\u003c\/li\u003e\n\u003cli\u003eFeatures SIP paging, multicast paging, call-waiting with priority override\u003c\/li\u003e\n\u003cli\u003eFull-band and wide-band audio codec support including Opus \u0026amp; G.722\u003c\/li\u003e\n\u003cli\u003e1x 2-pin switch-in input port, 1x Alarm-in input port, vol+\/- Key, reset, 1x network port, 1x USB port\u003c\/li\u003e\n\u003cli\u003eOne 10\/100Mbps network port with PoE\/PoE+\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\"\u003eManufacturer's Product Code\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eGSC3506\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\"\u003eNetwork Interfaces\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eOne 10\/100 Mbps port with integrated PoE\/PoE+\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\"\u003eOne 2-pin switch-in input port, one Alarm-in input port, vol+\/- Key, reset, one network port\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\"\u003eUSB Port\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eUSB2.0, External USB Storage\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\"\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-ofband 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_1\"\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, 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_0\"\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_desc\"\u003eHD Audio\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eYes, HD speaker with support for full-band audio\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\"\u003e30W high-fidelity HD speaker(coaxial); Frequency: 110Hz-20000 Hz; Sensitivity: Up to 95 dBA at 1W power at 1 meter\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\"\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_1\"\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, MD5 and MD5-sess based authentication, 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_0\"\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 \u0026amp; Chinese\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\"\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_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\"\u003eIntegrated PoE* 802.3af Class 3, PoE+ 802.3at Class 4\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: 0°C to 45°C Storage: -10°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\"\u003ePackage Content\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eGSC3506, Mounting hole cut-Out template, Ceiling mount kit(optional), Quick installation guide\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\"\u003ePhysical\u003c\/td\u003e\n\u003ctd class=\"gowifi_pd_tb_spec_det_td_spec\"\u003eUnit Dimensions: 257.5mm (diameter) x 118mm (depth); Unit Weight:2.09kg , Box Weight: 2.76kg\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":66888702591021,"sku":"GSC3506","price":69.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/5088\/2861\/files\/GSC3506_fec17453-0a00-4b31-9174-44417b0d86a4.jpg?v=1781864037","url":"https:\/\/kwtech.co.nz\/products\/grandstream-networks-gsc3506-grandstream-gsc3506-one-way-sip-voip-intercom-speaker-no-mic-30-watt-speaker","provider":"KW Tech","version":"1.0","type":"link"}