Specifications
|
Battery type |
Rechargeable, built-in lithium-ion battery |
|---|---|
|
Water rating |
Swim, 5 ATM1 |
|
Forerunner® music media storage |
Up to 4 GB (approximately 500 songs) |
|
Operating temperature range |
From -20º to 60ºC (from -4º to 140ºF) |
|
Charging temperature range |
From 0º to 45ºC (from 32º to 113ºF) |
|
Forerunner non-music radio frequency/protocol |
2.4 GHz @ 3.06 dBm maximum |
|
Forerunner 255 Music |
2.4 GHz @ 18.64 dBm maximum |
|
Forerunner 255S Music radio frequency/protocol |
2.4 GHz @ 17.67 dBm maximum |
|
EU SAR, Forerunner 255 Music |
0.48 W/kg torso, 0.47 W/kg limb |
|
EU SAR, Forerunner 255S Music |
1.57 W/kg torso, 1.03 W/kg limb |