Appendix A. Regulatory Information; Locations Of The Ultraconnect™ Wireless Antennas; Wireless Related Information - Lenovo ThinkPad X240 User Manual

Appendix A. Regulatory Information

Locations of the UltraConnect™ wireless antennas
ThinkPad models feature a diversified antenna system built into the display for optimal reception, which
enables wireless communication wherever you are.
1 Wireless-LAN antenna (auxiliary) and Wireless-WAN antenna (auxiliary)
2 Wireless-WAN antenna (main) and Wireless-LAN antenna (main)

Wireless related information

Wireless interoperability
The M.2 wireless-LAN card is designed to be interoperable with any wireless-LAN product that is based
on Direct Sequence Spread Spectrum (DSSS), Complementary Code Keying (CCK), and/or Orthogonal
Frequency Division Multiplexing (OFDM) radio technology, and is compliant to:
• The 802.11b/g Standard, 802.11a/b/g or 802.11n draft 2.0 on Wireless LANs, as defined and approved by
the Institute of Electrical and Electronics Engineers.
• The Wireless Fidelity (WiFi) certification as defined by the Wi-Fi Alliance.
Your Bluetooth card is compliant with Bluetooth Specification 4.0 as defined by the Bluetooth Special
Interest Group SIG. It supports the following profiles:
• Advanced Audio Distribution Profile (A2DP)
• Audio/Video Control Transport Protocol (AVCTP)
• Audio/Video Distribution Transport Protocol (AVDTP)
• A/V Remote Control Profile (AVRCP)
• Basic Imaging Profile (BIP)
• Basic Printing Profile (BPP)
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