Что значит эта дата?
 

hciconfig -a
hci0: Type: BR/EDR Bus: USB
BD Address: 74:2F:68:84:53:69 ACL MTU: 1022:8 SCO MTU: 121:3
UP RUNNING PSCAN
RX bytes:1964 acl:0 sco:0 events:71 errors:0
TX bytes:772 acl:0 sco:0 commands:67 errors:0
Features: 0xff 0xfe 0x0d 0xfe 0x98 0x7f 0x79 0x87
Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
Link policy: RSWITCH HOLD SNIFF
Link mode: SLAVE ACCEPT
Name: 'Azure:Feb 20 2012,03:23:11'
Class: 0x7e0100
Service Classes: Networking, Rendering, Capturing, Object Transfer, Audio, Telephony
Device Class: Computer, Uncategorized
HCI Version: 3.0 (0x5) Revision: 0x9999
LMP Version: 3.0 (0x5) Subversion: 0x9999
Manufacturer: Atheros Communications, Inc. (69)