Sennheiser Momentum 4 Wireless Left FF ANC Microphone Board OEM Original Replacement Parts garmin forerunner 945 spare parts Class 1 Bluetooth

Class 1 Bluetooth

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Sennheiser Momentum 4 Wireless Left FF ANC Microphone Board OEM Original Replacement Parts garmin forerunner 945 spare parts Class 1 BluetoothThis is a genuine OEM left feed forward (FF) ANC microphone board pulled from a Sennheiser Momentum 4 Wireless headphone. This is the outer facing ANC microphone board that captures external ambient noise for the active noise cancellation system. If your Momentum 4 has weak, inconsistent, or non functional ANC on the left side, this is the exact original board needed to restore full noise cancellation performance. Brand: Sennheiser (OEM Original)