Siemens gigaset sl55 用户手册

Gigaset SL55 / IM1 EN / A31008-M1752-B101-1-19 / accessories_SAG.fm / 11.11.05

For connecting your phone to the serial RS232 interface of your computer. 

For connecting your phone to the USB interface of your computer. 
All accessories and battery packs are available from your mobile phone retailer.

Only use original accessories. This will avoid possible health risks and damage, 

and also ensure that all the relevant regulations are complied with.