5-inch color LCD (720 x 1280 pixel), 9:16 aspect ratio
On-screen virtual keyboard
1 USB 2.0 Type A-compliant port USB battery charging BC1.2 compliant
(requires full Class 4 power input on LAN IN for operation)
1x USB 2.0 Micro-B device port for use as USB audio device
Integrated Bluetooth 4.0 and NFC
3 multicolored capacitive-touch mute indicators
6-m/20-foot microphone pickup range
Polycom® Acoustic Clarity™ technology provides full-duplex conversations, acoustic echo cancellation and background noise suppression – Type 1
compliant (IEEE 1329 full duplex)
Polycom® NoiseBlock™
LAN IN: Built-in auto-sensing IEEE 802.3at. PoE Device (Class 4) (requires full Class 4 power input on LAN IN for operation). Backward compatibility with IEEE 802.3af.
LAN OUT: Built-in auto-sensing IEEE 802.3af power sourcing equipment (requires full Class 4 power input on LAN IN for operation)
Optional Trio Expansion Microphones
Optional Trio Visual+ for enabling content presentation and video