Samsung M610 User Manual page 214

A2DP: Advance Audio Distribution Profile–transfers a
two-channel stereo audio stream, like music from an MP3
player, to a headset or car radio.
AVRCP: Audio Video Remote Control Profile–provides a
standard interface to control TVs, hi-fi equipment, etc. to
allow a single remote control (or other device) to control
all the A/V equipment that a user has access to. It may be
used in concert with A2DP or VDP.
188 Section 2K: Using Bluetooth Wireless Technology