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Functions & Features
Go
Go 10
Go 20
Focus 20
Go 30
Focus 30
GraphX
Xtreme
Ultima
Standard Functions
ECG Accurate Heart Rate
x
x
x
x
x
x
x
x
x
EL Screen Light
x
x
x
x
x
x
x
User Changable transmitter battery
x
x
x
x
x
x
x
x
x
Time Control
Time of day/alarm/calender
x
x
x
x
x
x
x
x
Stopwatch
x
x
x
x
x
x
x
Period of stopwatch/hours
10
10
10
10
100
100
100
Lap time memory with average Heart rate
20
99
99
Split time memory
20
99
99
Interval Timer - Heart Rate or Time Based
x
x
Countdown Timer
x
x
x
x
x
x
Effort Control
Hi/Lo Target Zone
x
x
x
x
x
x
x
x
Number of Target Zones
1
1
1
1
1
5
3
2
Audio/Visual Alarm
x
x
x
x
x
x
x
x
Time in Target Zone
x
x
x
x
Cardiozone
x
x
Heart Rate shown as % of max
x
x
x
Autoset Target Zones from age or MHR
x
x
x
Feedback Control
Scan
x
x
x
x
x
x
x
x
Time in/Above/Below/Target Zone
x
x
Heart Rate Recording memory
x
Heart rate recovery
x
x
Number of memory samples
1600
Number of files
6
Energy Control
Calorie Counter
x
x
Advanced Features
Quick start
Graphical Display
x
x
x
Dot Matrix Display
x
x
x
Auto Upload data to PC
x
PC Interface Included
x
Heart Rate Wave Display
x
x
x