Yealink Yealink EXP50 Expansion Module (for Yealink T5 Series) Video Surveillance Liveness detection can also be

Liveness detection can also be used to protect against face spoofing

2 2280 form factor and PCI Express 5

it can support up to 256 concurrent clients

you can connect a DECT headset via dongle

Yealink Yealink EXP50 Expansion Module (for Yealink T5 Series) Video Surveillance Liveness detection can also beYealink EXP50 is an expansion module for compatible Yealink T5 Series IP phones add up to 60 keys. EXP50 features a beautiful 4. 3 inch display with 16 bit color depth and 20 physical keys with dual color LED lights professional experience. Because it supports three pages of keys, you get up to 60 additional keys. You can daisy chain up to three EXP50 consoles for an amazing 180 possible extra keys. EXP50 is the perfect solution for people who need