Video features: Two simultaneous channels: camera + content.
Video protocols: 
H.264, H.264 High Profile. 
Dual: H.239 (H.323) and BFCP (SIP) 
SVC (Scalable Video Coding) H.263+ is supported with resolutions up to 4CIF@15fps. Only RFC2429 is supported. Custom formats and annexes are not supported.
Video input: 
Live video from built in camera up to 1920 x 1080p30fps. 
Wireless presentation up to 1920 x 1080p15fps.
Video output: 
1x HDMI, 3840 x 2160@25, 30fps; 1920 x 1080@25,
30fps; 1280 x 720@25, 30fps
Live video encoding format:
1920 x 1080p@25, 30fps
1280 x 720p@25, 30fps
1024 x 576p@25, 30fps: w576p
848 x 480p@25, 30fps: w480p
768 x 448p@25, 30fps: w448p
704 x 576p@25, 30fps: 4CIF
704 x 480p@25, 30fps: 4SIF
624 x 352p@25, 30fps: w352p
576 x 336p@25, 30fps
512 x 288p@25, 30fps: wCIF
416 x 240p@25, 30fps: w240p
400 x 224p@25, 30fps
352 x 288p@25, 30fps: CIF
352 x 240p@25, 30fps: SIF

• Audio features:
  Acoustic echo cancellation 
  Audio error concealment 
  Automatic Gain Control (AGC) 
  Automatic noise suppression
  Audio protocols: 
  G.711, G.719, G.728 and G.729 A/B, G.722, G.722.1, G.722.1 
  Opus Annex C
  Microphone: Microphone array

• CONNECTIVITY
• USB ports: 1 x USB-C, 1 x USB 3
  Audio inputs: Bluetooth, USB
  Audio outputs: 1 x HDMI, Bluetooth, USB

• CONTENT SHARING
• Content sharing / Web collaboration features:
  Wireless presentation (Wi-Fi Display – Miracast) up to 1080p15fps.
  Present content using Android Apps and USB memory stick.
  Share content through HDMI using the optional Konftel AV grabber connected to the USB port (optional accessory). Supported laptop resolutions are as follows:
  1920x1080p30, 50, 60
  1680x1050p60
  1280x1024p60
  1280x720p50, 60
  1024x768p60
  800x600p60
  Content sharing / Split & share / Web collaboration protocols:
  Dual video: H.239 (H.323), BFCP (SIP).
  Wireless screen sharing (Wi-Fi Display – Miracast).

• NETWORK AND COMMUNICATION
• Network features:
  IPv4 and IPv6 simultaneous support.
  Auto Gatekeeper discovery.
  QoS support: IP Precedence, IP Type of Service (ToS),
  Differentiated Services (diffserv).
  IP adaptive packet management:
  Flow control.
  Packet Loss based down-speeding.
  Packet Loss recovery policies.
  Security features:
  Embedded encryption.
  H.323 security per H.235v3 / Annex D. SIP security per SRTP and TLS 1.2, enciphering up to AES-256.
  SIP “Digest” authentication (MD5) RTP media enciphering with AES-256.
  Public-Key including Diffie-Hellman (2048 bits), RSA (up to 4096 bits).
  Cryptographic hash (up to SHA-512).
  Web access via HTTPS.
  Selective enable / disable of IP features.
  White list support.
  Firewall traversal:
  Auto NAT discovery HTTP and STUN H.460.18, H.460.19 “Keep Alive” packet time configurable.
  Network protocols:
  DHCP, DNS, HTTP, HTTPS, RTP/RTCP, SNTP, STUN, TCP/IP, TELNET, TFTP , 802.1q and 802.1p.
  Network interfaces:
  10/100/1000 Base-T full-duplex (RJ-45).
  Wi-Fi (802.11a/b/g/n, 802.11ac, Hotspot).

• POWER SUPPLY
• 100-240VAC, 50-60Hz, 2.5A max.