Sena Smart HJC 21B Bluetooth Communication System - 0721-1350-00 Brand_J.w. Speaker Standard and Metric hardware included

Standard and Metric hardware included

Product Name Muffler Type Slip-On Model Hi-Output Style Straight Can Base Color Black Muffler Color/Finish Black End Cap Style Inverted End Cap Material Billet Outer Diameter 4-1/2" Units Each Riding Style Street

Housing/Stem Color Chrome Clamp Diameter 39 mm Clamp Diameter 1-17/32" Housing Material Billet Aluminum Mounting Style Clamp Product Name Mount Units Pair Type Turn Signal Riding Style Street Clamp Diameter 39 mm (1-17/32") Mounting Position Fork

00" Style Clamp-On

Sena Smart HJC 21B Bluetooth Communication System - 0721-1350-00 Brand_J.w. Speaker Standard and Metric hardware includedThe Sena Smart HJC 21B offers Bluetooth 5. 1, 4 way intercom, HD sound, and 22 hours of battery life for seamless communication. SPECS Bluetooth Intercom Bluetooth 5. 1 Universal Intercom Advance Noise Control Max 1. 6KM Range HD Speaker Audio Multitasking 22 Hour Battery DESCRIPTION The SMART HJC 21B is the 2nd Generation Standard Bluetooth Communication System model that supports 21B compatible HJC helmets, with structural interfaces that users can