• The world's most advanced communication system for motorcycle riders
• Unique dual-technology intercom: DMC (Dynamic Meshwork Communication) and Bluetooth
• DMC technology allows a group of up to 4 riders to intercom in full conference mode that remains unaffected by riders changing positions, leaving or joining the group
• Expanded DMC intercom works to a range of up to 3 miles among 4-rider group
• Always-On full-duplex conference mode among all 4 riders
• S\speed dial can be voice-controlled 
• Rider and passenger can listen to the same stereo music
• FM radio with six presets
• True hands-free operation with advanced multi-lingual voice recognition technology
• Better communication with best-in-class noise-cancellation technology
• Installs easily on any helmet
• Easy-to-use controls work with winter gloves
• Interchangeable hybrid and corded microphones
• High-definition replaceable speakers (3.5 mm)
• Up to 13 hours talk-time/1 week stand-by
• Rugged waterproof and dustproof casing

(2) Scala rider smartpack

(2) Glue plate

(2) USB cord

(2) Noise canceling microphone

(2) Hybrid microphone

(4) Speakers

(2) Back plate

(2) Corded microphone

(4) Replacement microphone sponges

(4) Alcohol pads

(2) Hybrid mic clip

(4) 1-38" x 1-3/8" Adhesive backed velcro

(4) 1-9/16" x 1-1/8" Adhesive backed velcro

(2) Plug in/charger

Instructions and manual