Which Gigaset phones are compatible with the Gigaset ZX300 and ZX400?

Gigaset handsets:

• Gigaset C38H
  
• Gigaset C47H
  
• Gigaset C59H
• Gigaset C610H
  
• Gigaset E36
• Gigaset E49H
• Gigaset E300H
• Gigaset E500H
• Gigaset S68H
• Gigaset S79H
• Gigaset S810H
  
• Gigaset SL400H (with using a USB-to-jack adapter)

Gigaset base stations:

• Gigaset DL500A
• Gigaset DX600A ISDN
• Gigaset DX800 all in one