GRANDSTREAM GSC3510 2 Way SIP Intercom Speaker, Full-Duplex Speaker Phone, 3 Directional Microphones, Build In Bluetooth+WiFi, Powerable Via PoE Sun Protection & Tanning just adjust it with a

just adjust it with a pair of ropes

Featuring a 72cc 10

1 x Sofa Bed Set

Size (package): 29

Diameter and power: 16cm/1200W

GRANDSTREAM GSC3510 2 Way SIP Intercom Speaker, Full-Duplex Speaker Phone, 3 Directional Microphones, Build In Bluetooth+WiFi, Powerable Via PoE Sun Protection & Tanning just adjust it with aSIP Intercom Speaker Microphone GSC3510 The GSC3510 is a SIP intercom speaker and microphone 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 8W HD speaker and 3 directional microphones with Multichannel Microphone Array Design (MMAD) that offer a 4. 2 meter pickup