S4 Performance Monitor
Fitted as standard on all WaterRower Pure VR3, Original, S1, and M1 Series machines.
Features a clear, easy-to-read display showing all key rowing metrics:
Stroke rate - 500m split time - Calories - Watts - Distance - Time

BLUETOOTH CONNECTIVITY
S4 BLUETOOTH
Select WaterRower models come with Bluetooth-enabled S4 Monitors as
standard*:
* WaterRower Original Cherry
* WaterRower Original Walnut
* WaterRower M1 HiRise
* WaterRower M1 LoRise
* WaterRower S1
BLUETOOTH ADAPTER
COMMODULE
The following models require a Bluetooth ComModule for app
connectivity:
* WaterRower Pure VR3
* WaterRower Original Oak, Shadow, Vintage and Club
The rechargable ComModule plugs into the back of the S4 Monitor.

WIRELESS WORKOUT
ROW ANYWHERE
Batteries power the S4 Performance Monitor, allowing you to move the rower around and train
wherever you like, free from the constraints of wall power.
GET CONNECTED
INDOOR ROWING APPS
The Bluetooth-enabled S4 Performance Monitor syncs with a range of popular fitness apps, including:
* WaterRower Connect
* CITYROW
* EXR
* Peloton
*As of 1/1/2025, the S4 Performance Monitor will no longer be compatible with the WaterRower Connect app.
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