· Announces caller ID number via built-in speaker · DC 12~24V input - suitable for use in cars and trucks · Includes clip-on microphone that connects to main unit via approximately 1 metre long lead · Adjustable angle position for maximum versatility · Bluetooth® version 2.0 - up to 10 metre range · DSP for echo cancellation and noise suppression - ensures a high standard of call clarity · Automatically reconnects with your phone once successfully paired · Fuse protected · Easily operated whilst driving thanks to two simple and clearly lit buttons · Volume adjustment dial on side of unit · Neat design means it can be safely stored in the glove box when not in use