1. 2.4GHz digital wireless telephone

2. Speaker of mainframe

3. Support to 3 handsets

4. Speaker of handset

5. Talk-back with handsets Between cell phones & Calling Divert

6. Transfer outside line both the mainframe & the handset

7. Intercom conversation among mainframe and handset

8. Handset Ringing volume can change

9. Frequency jumping technology provides high confidentiality and free of interrupt and wiretapping

10. Professionally designed panel with hotel logo printed available

11.Message light