- Wired (analog) telephone
- Suitable for operation on telephone systems
- Power supply via telephone line, no separate power supply is required: the device works even in the event of a power failure
- Device that can be placed on a table
- Wall mounted device
- Four direct dial buttons
- Ten speed dial buttons (0-9 buttons)
- Numbers to be speed dialed can be written on a strip of paper
- Hearing aid compatible (EU ITU-T P.370 standard)
- Redial button
- LED call indicator
- DTMF / pulse dialing mode
- Flash function can be adjusted
- Adjustable handset volume (2 levels)
- Adjustable ringtone volume (3 levels)
- 3 ringtones
- Volume button
- Menu button
- Mute button
- R button
- Phone size: 73 mm x 146 mm x 208 mm; 423 g.
- Delivery package contents: 1x Gigaset DESK 400; 1x telephone connection cable; 1x handset connection cable; 1x short Hungarian user guide; 1x phone stand