Sennheiser Momentum 4 Wireless Main Logic Board OEM Original Replacement Parts garmin fenix 6x pro solar heart rate sensor the Sport Band comes in

the Sport Band comes in a range of colors to mix or match with your outfit

settings and environmental conditions

Unleash new ways to create

you can seamlessly switch back and forth as you go about your day

Pair up to 8 Bluetooth enabled devices - Connect up to two source devices at the same time

Sennheiser Momentum 4 Wireless Main Logic Board OEM Original Replacement Parts garmin fenix 6x pro solar heart rate sensor the Sport Band comes inThis is a genuine OEM main logic board pulled from a Sennheiser Momentum 4 Wireless headphone. This is the primary circuit board controlling all core headphone functions, including Bluetooth connectivity, active noise cancellation, microphone processing, speaker output, and power management. If your Momentum 4 won't power on, won't connect via Bluetooth, has ANC failure, or has multiple functions failing at once, this is the exact original board