Audio
Audio Input Type: 12 microphones
Audio Input Type: Microphones
Audio Output Type: Speaker(s)
Microphone Operation Mode: Beamforming
Compatibility Notes
Video standards: H.264 AVC, H.265 HEVC, H.263

Wireless sharing
Webex App (up to 4Kp5)
Cisco Proximity (up to 4Kp15)
Miracast (1080p30)

Network Protocols:
IPv4 Dynamic Host Configuration Protocol (DHCP) / static
IPv6 (both static and stateless address auto-configuration)

Network Time Protocol (NTP)
HTTP(S) proxy support (for signaling, not media)
Inspecting TLS proxy supported

Cisco Discovery Protocol (CDP)
802.1X network authentication (passphrase or X.509 client certificate)
802.1Q virtual LAN
802.1p (Quality of Service [QoS] and Class of Service [CoS])

Audio standards: G.711, G.722, G.722.1, G.729, AAC-LD, and Opus

Connectivity
Connectivity Technology: Wired
Connectivity Technology: Wireless
Connector: 3.5mm audio
Connector: HDMI 19-pin Type A
Connector: RJ-45
Connector: USB Type A
Connector: USB Type C
Connector: Wireless
Connector Type: Audio line-in
Connector Type: Audio line-out
Connector Type: Bluetooth
Connector Type: Ethernet
Connector Type: HDMI
Connector Type: IEEE 802.11a/b/g/n/ac
Connector Type: USB

Contents
Unit, (2) active stylus pens, Ethernet cable, power cord, software, documentation
General
Color: WHITE
Form Factor: Internal
Input Device Type: 2 digital pens

Weight Taxonomy: 88.18lbs

Modem
Modem Protocol: BFCP
Modem Protocol: H.239
Modem Protocol: H.323
Modem Protocol: H.460.18
Modem Protocol: H.460.19
Modem Protocol: SIP
Networking
Networking Type: Network adapter
Performance
Image Aspect Ratio: 16:9
Response Bandwidth: 75 - 20000Hz
Ports/Connectors
USB-C DisplayPort
HDMI 2.0 type A Input port
RJ-45 Ethernet 100/1000 Mbps (external network) port
RJ-45 Ethernet 100/1000 Mbps PoE port enabled (devices control)
Wi-Fi 802.11a/b/g/n/ac (2.4 and 5 GHz) connector
(2) Analog microphone input ports
USB Type A port
Bluetooth connector
3.5mm minijack analog line out port
Power Notes
Rated maximum power: 3.5-2.5A 100-240V 50/60Hz, Class I
Networked standby power: 6.5W
Standby power: 1W
Protocols
Data Compression Protocol: G.711
Data Compression Protocol: G.722
Data Compression Protocol: G.722.1
Data Compression Protocol: G.729
Data Compression Protocol: H.235 ver 3
Data Compression Protocol: H.239
Data Compression Protocol: H.263
Data Compression Protocol: H.264
Data Compression Protocol: H.265
Networking Protocol: IEEE 802.11d
Networking Protocol: IEEE 802.1p
Networking Protocol: IEEE 802.1Q
Networking Protocol: IEEE 802.1x
Networking Protocol: X.509
Transport Protocol: DHCP
Transport Protocol: DHCPv6
Transport Protocol: DNS
Transport Protocol: HTTP
Transport Protocol: HTTPs
Transport Protocol: IPv4
Transport Protocol: IPv6
Transport Protocol: NTP

Video
Color Support: Color
Display Size: 55in
Image Brightness: 350
Native Resolution: 3840 x 2160
Video Input Type: HDMI