AT&T E5909B ユーザーズマニュアル

9

Install belt clip as shown below if desired.

Snap belt clip into notches on 

side of handset. Rotate and pull 

to remove.

Plug 2.5 mm headset 

into jack on side of 

handset (beneath 

small rubber flap).

For hands-free telephone conversations, you can use any industry standard 2.5 mm 
headset (purchased separately). For best results, use an AT&T 2.5 mm headset.