Smooth Fitness 7.35 R - Manual (Page 36)

36 7.35 R TREADMILL
Music jack Usage
Note:
High speaker volume may interfere with the heart rate accuracy. Please decrease the speaker volume when you are
using the heart rate function.
Music jack
(Compatible with a 2.5”plug)
※
This will not function with
headphones
USB Charger：
Available for any 3C device
that can be charging by USB
device.