Garmin HRM 600

The HRM 600 premium heart rate monitor is built for data-driven performance athletes looking for accurate heart rate and HRV data plus running dynamics.

Status LED: Yes (tri-color)
Module dimensions (L×W×D): 2.7" × 1.2" × 0.4" (68.0 × 31.6 × 10.0 mm)
Size Range
XS–S:
Strap length: 22"–28" (56–72 cm)
Fits chest size: 23.5"–33.5" (60–85 cm)
M–XL:
Strap length: 28"–42" (72–106 cm)
Fits chest size: 31.5"–47" (80–119 cm)
Weight
With M–XL Strap: 2.2 oz (61 g)
Module Only: 0.65 oz (18 g)
Button
Water rating: 5 ATM
Battery
Type: Rechargeable (Garmin proprietary plug charger)
Life: Up to 2 months (using 1 hour per day)
Detachable Module
Yes
HRM Connectivity
Pairs with Garmin Connect App
Transmits data over ANT
Transmits data over BLE
Supports secure BLE connections (with compatible Garmin device)
Concurrent connections supported:
ANT: No limit
Bluetooth Low Energy: 3
Activity Tracking Features
Step counter
Calories burned
Distance traveled
Intensity minutes
TrueUp
Running Features
Running Dynamics (with compatible smartwatch): Yes (including step speed loss)
Running pace and distance (with compatible smartwatch)
Fitness Features
Heart rate and HRV (Heart Rate Variability)

Activity recording (controlled from Garmin Connect Mobile App)

Supported sports:

Cardio, Running, Cycling, Swimming
Basketball, Volleyball, Field Hockey, Ice Hockey
Football/Soccer, American Football, Lacrosse, Rugby
Ultimate Disc, Cricket, Softball, Baseball
Mixed Martial Arts, Boxing
Team sport speed and distance (with compatible smartwatch or Garmin Connect Mobile App):

Basketball, Field Hockey, Football/Soccer, American Football, Lacrosse, Rugby, Ultimate Disc, Cricket, Softball, Baseball
Swimming Features
Swim interval heart rate stats (with compatible smartwatch)
Stores and forwards heart rate data (with compatible smartwatch): Yes (for swimming or stand-alone use cases)