LG Optimus Black User Manual page 66

Multimedia
NOTE: If you want to search for this
phone from other devices, go to
Settings > Wireless & networks
> Bluetooth settings. Then, select
the Discoverable checkbox. The
checkbox is cleared after 120
seconds.
NOTE: Supported profiles are
SDAP, HFP, HSP, OPP, PBAP
(server), FTP (server), A2DP and
AVRCP.
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