World’s Smartest Heart Rate Monitor? - Fourth Frontier X2

(12:14)

AW's review of Fourth Frontier's X2 ECG Monitor and Heart Rate Strap

(5:43)

FrontierX2 Smart Heart Monitor - Continuous ECG \u0026 Real-time Feedback on Heart Health

(1:19)

The Frontier X2: Zone Based Training w/Stephen Scullion

(1:10)

FOURTH FRONTIER Heart Rate monitor | With doctor feedback!

(4:26)

Frontier X Demo

(10:27)

Frontier X2 - Smart Heart Monitor - Terry Gardiner (Frontier X2 User)

(3:43)

Fourth Frontier Frontier X2 SMART HEART MONITOR

(6:49)

Frontier X2 | World’s Most Advanced Wearable

(8:12)

Fourth Frontier X2 Honest Review: Who is it for?

(15:41)

Frontier X2 Smart Heart Monitor - Paula Radcliffe, World Marathon Record Holder

(2:56)

Frontier x2 from Fourth Frontier - Unboxing and Initial Impressions

(8:35)

Frontier X2 Smart Heart Monitor - Richard Wright, Frontier X User

(1:2)

Frontier X2 Heart Monitor Review - Wearable ECG Monitor

(12:44)

Getting Started with Frontier X

(1:18)

Look After Your Heart With This INCREDIBLE Portable ECG

(8:52)

Using the Frontier X with a Garmin Watch

(1:59)

Frontier X2 ECG heartrate tracker review

(9:13)