It's very easy and takes about 30 seconds!

1/ Be good: Wash your hands.

2/ With a dry cloth, wipe the back of your phone to remove greasy patches and dirt.

3/ Remove the protective film from the back of Biophone.

4/ Stick Biophone onto the back of your phone. Press for 10 seconds.

Done!

Where to best stick biophone:

Usually on the back of your phone near the top, in line with your ear.
However many users have reported it as effective anywhere else on the phone.

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