USB 3.0 connector
Mini-DisplayPort connector
Noble security-cable slot
Microphones
Ambient-light sensor
Camera-status light
Camera
USB 3.0 connector with PowerShare
Power connector
Near Field Communication (NFC) reader (optional)
Volume button
Full-sized SD memory card reader
Windows button
Power-status light
Power button
Headset connector
Undock slider
Fingerprint reader (optional)
Smartcard reader (optional)
Rear camera (optional)
Dock guide slots
Micro-SIM reader (LTE/HSPA+ models only)
Dock connector
PPID label
Speakers