| Manufacturer | Philips |
| Manufacturer Part # | CD4450B/37 |
| Cost Central Item # | 10375247 |
| Product Description | Philips CD4450B - Cordless extension handset w/ call waiting caller ID - DECTGAP |
| Product Type | Cordless extension handset w/ call waiting caller ID |
| Cordless Phone Standard | DECTGAP |
| Intercom | Yes |
| Speakerphone | Yes |
| Caller ID | Yes |
| Voice Mail Capability | Yes |
| Display | LCD display - monochrome |
| Display Features | Backlit |
| Product Type | Cordless extension handset w/ call waiting caller ID |
| Cordless Phone Standard | DECTGAP |
| Multi-Handset Configuration | Phonebook transfer |
| Max Base Units Supported | 4 |
| Dialer Type | Keypad |
| Dialer Location | Handset |
| Dialing Modes | Pulse, tone |
| Conference Call Capability | 3-way |
| Intercom | Yes |
| Speakerphone | Yes |
| Caller ID | Yes |
| Voice Mail Capability | Yes |
| Call Waiting | Yes |
| Call Transfer | Yes |
| Call Screening | Yes |
| Menu Operation | Yes |
| Function Buttons | Speakerphone button, transfer button, directory button, intercom button, mute button, redial button |
| Volume Control | Yes |
| Ringer Control | Yes |
| Polyphonic Ringer | Yes |
| Indicators | Missed calls |
| Lighted Keypad | Yes |
| Additional Functions | Call timer, built-in clock, alarm, call barring |
| Additional Features | Direct call (baby call), key lock, Babyphone (room monitoring) |
| Type | LCD display - monochrome |
| Display Location | Handset |
| Line Qty | 2 |
| Display Information | Battery status, signal strength, message status, alarm mode, handsfree |
| Features | Backlit |
| Type | Phone charging stand + power adapter - external |
| Battery | 2 x battery - AAA type |
| Capacity | 750 mAh |
| Technology | Rechargeable - nickel metal hydride |
| Included Qty | 2 |
| Talk Time | Up to 720 min |
| Standby Time | Up to 150 h |