Table 1: 500-score quality rating system, overall rating system divided in three main categories: hardware, software, and measurements.

Main categorySubcategoryItemScores

HardwareInstruction manualunderstandability10
PackingQuality10
Handling15
Chest beltStorage10
Battery10
Quality20
Wearing comfort25
ReceiverPower consumption5
Quality25
Handling15
Connectivity5

Subtotal150

Installation10
SoftwareMenue navigation40
Features100

Subtotal150

ECG deviation30
MeasurementsDistance70
Failure quota in field test100

Subtotal200

Maximum overall score500