Surface Duo adapts to you. Two ultra-thin, high-resolution touchscreens unfold to open new possibilities on a mobile device. Designed to help you be productive, Surface Duo features multiple modes, the best of Microsoft 365 mobile experiences, every Android~ app in the Google Play store, and new dual-screen enhanced apps.* Now you can view two apps at once or span one across both screens, drag and drop between screens, and make phone calls. Say goodbye to constant app switching. ~Requires the Your Phone app, a Windows 10 PC with the latest Windows updates, and download of the Windows 10 app from the Windows store. ~Excluding Surface Duo Bumper. ~Local Video Playback: Testing conducted by Microsoft in July 2020 using preproduction Surface Duo units and software. Testing consisted of full battery discharge during local video playback on a single screen. Video playback consisted of a repeated 30-minute .mp4 file in 1080p at 24 fps. All settings were default except: LTE and Wi-Fi were both associated with a network with ~ask to join~ disabled and Adaptive Brightness was disabled, screen was set to 100 nits. Battery life varies significantly with network and feature configuration, signal strength, settings, usage, and other factors. Battery has limited recharge cycles and cannot be replaced. ~Standby Time: Testing conducted by Microsoft in July 2020 in an AT&T Validated Lab using preproduction Surface Duo units and software. Testing conducted in accordance with AT&T requirements and test specifications. All settings were default, and network settings were: connected to LTE, and Wi-Fi was enabled but not connected. Battery life varies significantly with network and feature configuration, signal strength, settings, usage and other factors. ~Talk Time: Testing conducted by Microsoft in July 2020 in an AT&T Validated Lab using preproduction Surface Duo units and software. All settings were default, and network settings were: connected to LTE, and Wi-Fi was enabled but not connected. ~Specified minimum dual battery capacity is 3462mAh. ~Network availability and coverage vary by carrier. See your carrier for details. ~Use of eSIM requires a wireless service plan (which may include restrictions on switching service providers and roaming, even after contract expiration). Not all carriers support eSIM. AT&T locked devices will not support eSIM. Use of eSIM in Surface Duo may be disabled when purchased from some carriers. See your carrier for details. ~System software uses significant storage space. Available storage is subject to change based on system software updates and apps usage. 1 GB = 1 billion bytes. Some apps and features may require a wireless plan, additional subscriptions, or fees. ~~Video playback formats will require 3rd party apps from the Google Play Store; fees may apply. ~~Microsoft~s Limited Warranty is in addition to your consumer law rights.