DC Rainmaker and DesFit talk about the new Sennheiser Momentum Sport earbuds with a built-in HR sensor and our final testing of the Polar Grit X2 Pro. 0:00 Intro 1:05 Virtual Shifting Expansion? 15:00 Sennheiser Momentum Sport Earbuds 25:21 Is workout body temp useful? 34:32 Polar Grit X2 Pro: Our Final Reviews 53:20 Treking with the Grit X2 Pro Related Content: Polar Grit X2 Pro Review (Des): https://youtu.be/ShViXzvurTo?si=E03EeWCb7lYDaWa1 Sennheiser Momentum Sport Review (Des): https://youtu.be/1ta39coheTo?si=wK3O_Juz6J64XCxT Thanks to Precision Fuel & Hydration, where you can get 15% off your first order: https://visit.pfandh.com/fitfile Additionally, check out their free Fuel & Hydration Planner: http://visit.pfandh.com/fitfile-plan For the most in-depth sports tech reviews: DC Rainmaker on YouTube: https://www.youtube.com/user/dcrainmakerblog DesFit on Youtube: https://www.youtube.com/desfit Also check out https://www.DCRainmaker.com The FIT File Podcast on Spotify: https://open.spotify.com/show/6gQj25QAq3ouGhm2OWhjKg?si=4e36026faeb9468d The FIT File Podcast on Apple Podcasts: https://itunes.apple.com/us/podcast/dc-rainmaker-podcast-sports/id988577732 The FIT File Podcast on YouTube Music: https://music.youtube.com/channel/UCvXI3za_nMKOHlmTgM7pOKQ More information and past episodes here: https://www.dcrainmaker.com/podcast