Specifications:

• 3.5” (9-cm) TFT (320 x 240) LED
• Optimized for seamless operation with Microsoft Lync unified communications
• USB host and device support — Allows USB connectivity for better together connectivity
• Webkit browser
• Headset port — Allows external headset connectivity (not supplied). Headset port also provides wideband frequency response.
• 2 x Ethernet 10/100/1000
• “Green” – low power
• Hard Keys: 12-key keypad + home, speaker, mute, volume
• Supports expansion modules
• Headset and Accessories: RJ9 wired headsets, Wireless connectivity via electronic hook-switch, read headset, Tech bulletin

HP J9766A

The HPE 4120 IP Phone Series is optimized for use with Microsoft Lync unified communications and can support the familiar Microsoft Office 365 desktop suite combined with the latest, cloud based versions of Microsoft's next-generation communications and collaboration services.
The HPE 4120 IP Phone Series supports all Lync-optimized IP phone features, including Microsoft "Better Together" mode, which leverages Lync's powerful collaboration capabilities.
The HPE 4120 IP Phone Series is ideal for small enterprises and small- to medium-sized businesses that wish to reduce infrastructure spending and achieve the benefits of unified communications delivered through cloud services.

• Optimized for seamless operation with Microsoft Lync unified communications
• Support for Microsoft Office 365 integration
• Support for Microsoft "Better Together" mode
• Easy phone installation with PoE connectivity