Grandstream GSC3516 2-WAY SIP Speaker In-Ceiling

Save 23%

Price:
$269.95 $349.95
The GSC3516 is a SIP/Multicast Talk-Back Speaker that allows offices, schools, hospitals, apartments and more to build powerful voice intercom solutions that expand security and communication. This robust SIP intercom device offers 2-way voice functionality with both a high-fidelity 15W HD speaker and 3 directional microphones with Multichannel Microphone Array Design (MMAD) an d 1 omnidirectional auxiliary microphone that offer a 4.2 meter pickup distance. The GSC3516 supports a wide-range of peripherals including Bluetooth devices, built-in whitelists, blacklists and greylists to easily block unwanted calls, integrated dual-band Wi-Fi and advanced acoustic echo cancellation. By pairing the GSC3516 with other Grandstream devices, including desktop and cordless IP phones a s well as the GDS series of Facility Access products, users can easily sculpt a state-of-the-art security a nd voice intercom solution. Thanks to it’s modern industrial design, cleanable exterior surface and rich features, the GSC3516 is the ideal intercom speaker/microphone for any setting.


  • Full-duplex speakerphone with HD acoustic chamber, advanced acoustic echo cancellation
  • 3 directional mics with MMAD & microphone beamforming array and 1 omnidirectional
  • auxiliary microphone
  • Full-band and wide-band audio codec support including Opus & G.722
  • Integrated dual-band 802.11 a/b/g/n/ac Wi-Fi and Bluetooth
  • One 10/100Mbps network port with PoE/PoE+
  • 2-pin multi-purpose input to support peripherals including call buttons
  • Shipping within Australia

    All parcels are shipped from our distribution centre in Sydney NSW, Australia.

    REGULAR POST:
    • FREE for orders over $75 (item exclusions apply)*
    • $9.95 for orders under $75 (item exclusions apply)*
    • 1-6 Business Days Delivery Time
    • Every Parcel with Registered Postage and Tracking Information
    • For bulky orders which may involve pallets, we may clarify freight costs if the destination is rural and may require forklift access
    • Depending on size of order and location, we may employ various reputable courier services. Some couriers we cooperate with:
      • Fastway Couriers (Aramex)
      • Go Logistics
      • Toll
      • TNT
      • Northline
      • Couriers Please
      • DHL
    • Should you have any enquiries regarding your location or postage, please do not hesitate to get in touch with us at any time.CONTACT US
    *Shipping exclusions/freight charges apply include products such as boat wobble rollers and heavy/bulky items and some food/grocery ranges which require express shipping

    EXPRESS POST (available for selected items):

    For All In Stock Items via Australia Post Express or Equivalent courier

    • $18.95 for all orders
    • 1-3 Business Days (depending on your location) 
    • Our express parcels are shipped via Australia Post or equivalent courier service 
    • All orders are usually dispatched within 24-48 Hours of Payment on normal business days. Should any delays occur, we will be in touch immediately.
    • We don't take responsibility for orders that are lost or stolen once the parcel has been delivered to the correct delivery address. Please confirm your address upon checkout.
    • During peak periods including holiday season or promotional times, please expect slight delays with the processing of your order.

    International Shipping

    International orders are more than welcomed.
    Please “Contact Us” by emailing us at service@superoffice.com.au to confirm accurate delivery charge to your desired country.
    We utilise Australia Post International Services and International courier companies. We don't take responsibility for orders that are lost or stolen once the parcel has been delivered to the correct delivery address. Please confirm your address before purchasing.

    Please be advised some countries are currently excluded in available shipping zones. We apologise for the inconvenience.


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      Grandstream GSC3516 2-WAY SIP Speaker In-Ceiling

      Save 23%
      $269.95 $349.95

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