GRANDSTREAM GSC3510 2 Way SIP Intercom Speaker, Full-Duplex Speaker Phone, 3 Directional Microphones, Build In Bluetooth+WiFi, Powerable Via PoE free-shipping EXPO White Board Marker Bullet

EXPO White Board Marker Bullet Tip Ast Pack of 4 in Box of 6

Business: Turn your phone into a mobile office with easy access to saved presentations

Focus Lock button / Focus Knob to switch Auto Focus to Manual Focus for different streaming scenario

no expert installation required SPECIFICATIONS Product Category: Cable Sleeve/Cable Sock Rank: Standard Material: Polyethylene(PE) Dimensions: 1000x25mm (39

Full HD 1080P video to external HDTV

GRANDSTREAM GSC3510 2 Way SIP Intercom Speaker, Full-Duplex Speaker Phone, 3 Directional Microphones, Build In Bluetooth+WiFi, Powerable Via PoE free-shipping EXPO White Board Marker BulletSIP 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