Based on Android 9.0 OS, Yealink Mp54 is a Desk Phone With 4-inch Capacitive Touch Screen, Offering an Easy-to-use Teams Communication Experience For Common Areas, Front Desks And Office Workers. Thanks to Yealink Optima HD Voice, Magnet Handset, Native Zoom User Interface And Optional Wifi And Bluetooth Connectivity (Via Usb Dongles), The Mp54 is a Practical And Cost-effective Option to Enable Efficient Collaborations. Excellent Calling Experience The Mp54 Combines Professional Hardware And Software Technology to Deliver Crystal-clear Voice Communications. Thanks to Yealink Optima HD Voice And Noise Proof Technology as Well as a Full-duplex Hands-free Speakerphone With Aec And a Hac Handset, The Mp54 Provides an Excellent Audio Experience For More Efficient And Productive Calls. Ease of Use To Extend Workflows Seamlessly to The Desktop Device, The Mp54 Offers a 4.0-inch Capacitive Touch Screen And Fully Compatible With Microsoft 365 For a Consistent Calling And Meeting User Interface. The Device Owns One Usb 2.0 Port For Usb Headsets And Bluetooth Dongle. It Allows The User to Leave The Desk And Continue Talking While Paring With a Bluetooth Headset or Usb Headset. Simplified Deployment And Management The Mp54 Offers Deployment Flexibility With Multiple Choices of Deployment Tools From Microsoft, Yealink And Unify Square as Well as Auto-provision, Making it Simple to Deploy, Administer, Upgrade And Maintain. What’s in it For You? Android 9.0 4 Inch (800 x 480) Capacitive Touch Screen Optimal HD Audio, Yealink Noise Proof Technology Native Zoom User Interface Magnet Handset Bluetooth Headset Via Bt41 Wi-fi Via Wf50 Usb Type A Port, Supports Usb Headset Dual-port Gigabit Ethernet, Supports Poe Supports Microsoft/yealink/unify Square Device Management Platform