Grandstream SIP/Multicast Talk-Back Speaker, 15W Speaker GSC3516 GXP2140 3 XML programmable context-sensitive soft

3 XML programmable context-sensitive soft keys

The GWN7700M series are 5 & 8 port unmanaged multi-Gigabit network switches that provide high-speed network connectivity up to 2

a suite of telephony functionalities

BLF (busy lamp field

and provides an advanced jitter resilience algorithm that tolerates up to 30% packet loss without impacting voice quality

Grandstream SIP/Multicast Talk-Back Speaker, 15W Speaker GSC3516 GXP2140 3 XML programmable context-sensitive softFull 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 GSC3516 SIP Multicast