Model number: BB-GT1540B
| GENERAL | . |
| Color | Black |
| Frequency | 5.8 GHz |
| System | FHSS |
| Channels | 109 |
| Multi-Handset Capability | 1 (Up to 8-H/S) |
| Number of Phone Lines | 2 (PSTN + VoIP) |
| Number of Included Handsets | 1 |
| LCD Language | English/Spanish |
| ADVANCED FEATURES | . |
| Global Intercom Function | Yes |
| Interface | 10/100base-T/Auto MDI/MDIX |
| Support Codecs | G.711/G.726-32k/G.729A |
| Network Protocol | TCP/IP, UDP, DHCP, HTTP |
| Auto Configuration/Maintenance | Yes |
| Text Message Download Service | Yes |
| Light Up (Indicator/LED) | Yes |
| Light-Up Antenna with Ringer/Message Alert (Handset) | Yes (3 color + multi) |
| Ringer ID | Yes |
| Easy Operation | Yes, Icon Operation |
| Voice Scramble (Digital Security) | Yes |
| CALLER ID/PHONEBOOK | . |
| Call Waiting Caller ID 1 | Yes |
| Caller ID Memory and Dialer 2 | 50 items |
| Voicemail | No |
| Phone Directory Sharing | Yes (Optional Handset Required) |
| Phone Directory and Dialer Stations | 100 items (16 char./32 digits) |
| Chain Dial | Yes |
| Dial Lock | Yes |
| BASIC FUNCTION | . |
| LCD | Handset: 1.4" Monochrome, 103 x 65 pixelsBase: Yes |
| Indicator (Handset) | LCD backlit (3 color)Ringer LED |
| Message Alert (Handset LED) | Yes |
| Lighted Handset Keypad | Yes |
| Ringer Pattern (Tone+Melody) | Handset: 6 (3+3)Base: 6 (3+3) |
| Ringer Volume Control | Handset: 6+Off (Max)Base: High/Mid/Low/Off |
| Auto Redial | Y (7) |
| Hold | Yes, on handset and base unit |
| Mute | Soft Key |
| Flash button | Base Unit & Handset |
| Redial | Base Unit: 1Handset: 10-History (Name & No.) |
| Talk Volume Control | Handset: 4-StepBase: Yes |
| Speakerphone | Handset and Base |
| Speakerphone Volume | Handset: 6-Step |
| 2-Way Intercom | Handset-HandsetHandset-Base |
| Conferencing | 4-Way (HS-HS-BU-Line) |
| Dialer Storage Capacity/Redial Memory | 10-History (Name & No.) |
| Any Key Answer | Yes |
| Clock | Yes |
| Alarm | Yes |
| Battery Type | Ni-MH(3cel) |
| Talk Time | 6 Hours |
| Standby Battery Life | 14 days |
| Voice Prompt Language | English/Spanish |
| Recharge Time | 7 hours |
| Lanyard Hole | Belt Clip |
| Headset Jack | Yes |
| Belt Clip Included | Yes |
| Handset Locator | Yes |
| Wall Mountable | Yes |
| Dual Keypads | Yes |
| Auto Intercom (INT Talk Type) | Yes |
| Voice Paging (Base Unit to all Handsets) | No |
| Ringer Download | No |
| Ringer Download Service | Yes |
| Digital Answering System | Yes |
| Phonebook Download Service | Yes |
| Menu Download Service | Yes |
| TAM FUNCTION | . |
| TAM | Yes |
| Recording Time (ICM+Memo+OGM) | About 45 min. |
| TAM Volume | Off + 8-Step |
| Memo Recording | Y (Max. about 3 min./1 Memo |
| 2-Way Recording (Record Call) | No |
| Tollsaver | Yes |
| Call Screening | Yes |
| Voice Prompts & Time/Day Stamp | English/Spanish |
| SPECIFICATIONS | . |
| Optional Handset | BB-GTA150 |
| Dimension Base Unit H x W x D mm (inches) | 82(3.22) x 189(7.44) x 129(5.07) |
| Handset H x W x D mm (inches) | 156(6.14) x 48(1.88) x 33(1.29) |
| Weight Base Unit g (lbs) | 390(0.85) |
| Weight Handset g (lbs) | 159(0.35) |