Grandstream SIP/Multicast Intercom Talk-Back Horn Speaker GSC3518HS Brand_Proline With both USB In and
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Description
Grandstream SIP Multicast Intercom Talk Back Horn Speaker GSC3518HS Brand_Proline With both USB In and With both USB In and USB Out functionality as well as the three most important adapters this product provides power for a huge share of devices on the market: Mini USB Multi layered protection