1. MX-ONE™, MD110 or BusinessPhone
Operator, OWS, ACD...
Digital Telephone Set
MX-ONE™, MD110 or BusinessPhone
Limited Radius

2. DEX28 Internet Digital Telephone Set Dialog 4200: All DBC and DBY
2-ports or 6-ports
Switch Side
Extension Side
Internet
Digital Telephone Set
Dialog 4200: All DBC and DBY
Dialog 3200: All DBC and DBY
Dialog 2600: All DBC and DBY
Misc: CT-Adapter, OPI II
MX-ONE: ELU33
MD110: ELU25, ELU28 BP: ELU-D
Note: PBX Release Independent!

3. DEX28-SoftPhone as Full Digital Extension
USB
PSTN
Headset
Bluetooth
DECT/GAP
Extension Side
Switch Side PC
Internet

4. Built-in CT-Adapter (Release: November 2005) Internet OWS Switch Side
Extension Side
Internet
CTA
RS232
OWS
USB

5. 06Nov
Built-in CT-Adapter
DEX28-GE3P - DTS Recording
06Q1
06Q2
06Q3
Built-in ISDN BRI (LT-S/LT-T modes)
DEX28-GE8P (8-port variant)
S0-Adapter Functionality
SIP User Agent on Digital Telephone Sets
SIP Gateway on Switch Side DEX28
DEX28-SoftPhone on PDAs and SmartPhones
DECT/GAP as digital extension without SoftPhone