Gigaset CX150 isdn Instructions Manual page 109

Accessories
Mobile handsfree set with PTT key
All accessories and batteries are available from your mobile phone retailer. Or you can
order direct online from the my-siemens Online Shop: www.my-siemens.de/shop or
call: 0180 5333 225 (0.12 Euro/min.).
The Online Shop also has the latest product information.
106
With the mobile handsfree set you can make a call while
keeping your hands free.
In addition, conversations can be heard on the handset.