Its glove friendly, 4-button design allows for extremely simple operation, and less distraction while riding. Place the device directly onto your bike’s handlebars and you’re ready to ride. The RC4 features a much more compact design than its predecessor, and fits perfectly on even more types and sizes of handlebars.

Features:

• Bluetooth 4.1
• Water resistant
• CR2016 lithium coin battery (1 included)
• Compatible with other 4.1 Sena models: 30K, 20S, 10U, 10C, 10R, and 10S