Click to expand Tap to zoom SMH10 SERIES Replacement Parts & Accessories By Sena Save 0% $52.99 Helmet clamp kit – Boom microphone - $52.99 Helmet clamp kit – Attachable boom microphone & wired microphone - $52.99 Helmet clamp kit for Bell Mag-9 helmets - $55.99 Micro-USB type power cable - $5.99 USB wall charger - $11.99 Description Helmet clamp kit – Boom microphone Helmet clamp kit – Attachable boom microphone & wired microphone Helmet clamp kit for Bell Mag-9 helmets Micro-USB type power cable USB wall charger Quantity 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Add to cart Availability Available Online or order in store SKU 239-A301