Crestron Flex P100-S - VoIP Desk Phone for Skype for Business

By: Crestron
The World's Leader for Advanced Home, Campus & Building Control Automation Solutions
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The Crestron Flex UC-P100-S provides a premium VoIP desk phone designed for use with the Skype® for Business intelligent communications platform. Enables superior voice calling and full-duplex hands-free conferencing in a stylish desktop package. A consistent user experience at every desk, workstation, and meeting space is provided via the familiar and intuitive Skype for Business touch screen UI, affording simple operation with comprehensive call and contact management features, built-in calendaring, and one-touch meeting joins.

The Crestron Flex P100-S desk phone installs easily and connects securely. Works natively with any Skype for Business account for a streamlined deployment on any enterprise or SMB network.

Included Components
UC-PHONE-S VoIP desk phone for Skype for Business
SW-XIOC-P-1 XiO Cloud Premium Provisioning and Management Service, 1 year subscription [2,3]


Also Available:

UC-P100-T: Crestron Flex VoIP Desk Phone with Touch Screen for Microsoft Teams

UC-P110-S: Crestron Flex VoIP Desk Phone w/ Tilt Screen for Skype for Business

  • A premium VoIP desk phone for Skype® for Business
  • Native Skype for Business touch screen UX — provides a consistent user experience with simple operation and one-touch meeting joins
  • A complete kit solution — easy to specify and install
  • Works natively with any Skype for Business account — no MCUs, gateways, or other add-ons needed!
  • Connects and communicates securely over any enterprise or SMB network
  • Wideband HD voice quality
  • Full-duplex hands-free speakerphone with AEC
  • Hearing aid compatible handset
  • Wired headset support [3]
  • Audio volume adjustment and mute
  • 7” (178 mm) color touch screen
  • Physical keypad and function buttons
  • Hot desking capability for shared workstations
  • Active Directory® authentication and corporate directory access
  • Microsoft® Exchange and Office 365® integration
  • Onscreen calendaring and meeting management
  • Enterprise-grade security
  • Dual-port Gigabit Ethernet connectivity
  • PoE network powered
  • Complete kit contains the UC-PHONE-S VoIP desk phone, handset, cables, and 1-year XiO Cloud Premium [1,2]

[1],[2],[3]: Please see specifications tab for more information

Communications & Audio
Ethernet 1000 Mbps, IPv4/IPv6, static/DHCP/PPPoE IP assignment, LLDP-MED VLAN assignment, proxy mode, TCP/IP, UDP/IP, DNS-SRV (RFC 3263), SNTP, TLS, SRTP, 802.1p/Q VLAN tagging, Layer 3 ToS DSCP, EWS authentication, HTTPS certificate manager, IEEE 802.1X, Active Directory, digest access authentication using MD5/MD5-sess, password login, HTTPS web server, dual-port Gigabit Ethernet switch, IEEE 802.3at Type 1 PoE compliant
VoIP Skype for Business client; compatible with Office 365 cloud service or on-premises Skype for Business Server 2015 (or above); supports Enterprise Voice, Phone System, O365 modern authentication (limited), directory lookup, PSTN calling, E911, common area phone, calendar, hot desking; DTMF tone generation (RFC 2833 out-of-band, in-band), acoustic echo cancellation, automatic gain control, voice activity detection, comfort noise generator, low-delay audio packet transmission, adaptive jitter buffers, packet loss concealment
Codec Support G.711(A/µ), G.722, G.723.1, G.726, G.729A/B, Ilbc, SILK
Handset HD wideband handset, hearing aid compatible (HAC)
Speakerphone HD wideband speaker and microphone, hands-free full-duplex


Touch Screen
Display Type TFT active matrix color LCD
Size 7 inch (178 mm) diagonal
Aspect Ratio 16:9 WSVGA
Resolution 1024 x 600 pixel
Touch Screen Capacitive, 5-point multi-touch capable
Language Support English (United States), Chinese Simplified, Chinese Traditional, French (EU), German, Italian, Polish, Portuguese (EU), Spanish (EU), Turkish, Russian


Buttons & Indicators
Power (1) Red LED (above touch screen), illuminates to indicate phone is powered on, flashes fast to indicate an incoming call, flashes slow to indicate a message waiting
Keypad (12) ITU E 1.161 standard keypad buttons
Functions (9) Buttons for Hold, Transfer, Message, Volume -/+, Headset*, Mute*, Redial, Speakerphone*;
*Buttons are LED backlit to indicate active status
Hook Switch (1) Handset hook switch


PC (1) 8-pin RJ45 connector, female;
1000Base-T Ethernet port;
Switched LAN port for optional computer connection
Internet (1) 8-pin RJ45 connector, female;
1000Base-T Ethernet port & PoE PD port;
For connection to LAN with PoE PSE;
6.5 ft (2 m) CAT5e FTP Ethernet cable included
DC5V (1) DC power connector;
5 Volt DC power input (not used)
Headset (1) RJ9 4P4C connector, female;
For optional headset (not included) [1]
Handset (1) RJ9 4P4C connector, female;
For handset (included)
USB (1) USB Type A connector, female (behind touch screen);
USB 2.0 host port (not used)


Power over Ethernet IEEE 802.3at Type 1 (802.3af compatible), Class 3 (12.95 W) PoE Powered Device
Power Consumption 2.3 to 6.0 Watts


Temperature 14° to 104° F (-10° to 40° C)
Humidity 10% to 95% RH (non-condensing)


Housing Plastic, fixed-angle touch screen
Mounting Freestanding desktop, 5° adjustable-angle tilt stand included


Height 7.66 in (195 mm);
7.99 in (203 mm) with stand extended
Width 10.22 in (260 mm)
Depth 6.88 in (175 mm);
6.96 in (177 mm) with stand extended
All dimensions shown fully assembled with handset and tilt stand attached.


2.72 lb (1.24 kg)
TUV Listed for US & Canada, CE, IC, FCC Part 15 Class B, Australia RCM, China RoHS 20 year


  1. A headset is not included.
  2. XiO Cloud integration is not currently supported, and will be added in the future via a firmware update.
  3. Complimentary XiO Cloud subscriptions are subject to the terms of the Crestron Cloudware License Agreement. Complimentary subscriptions may be applied to new accounts only. New UC-P100-S phones may be added to existing XiO Cloud subscription accounts at a discounted rate. An additional purchase toward the existing subscription account term may be required.

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Prices and specifications subject to change without notice.