Model number: KX-TG8231B
| GENERAL | . |
| Color | Black |
| Channels | 60 Channels |
| Multi Handset (Capability) | 1 (up to 6) |
| Icon Operation | Yes |
| Frequency | 1.9 GHz |
| System | DECT 6.0 |
| Clarity Booster | Auto |
| Battery | . |
| Shipment Battery | Ni-MH (2cel) |
| Battery Life (Talk) | 12 hours |
| Battery Life (Standby) | 150 hours |
| Charge Time | 7 hours |
| Timing of Changing Bar (Discharge) | (3) 50% (2) 20% (1) |
| Timing of Changing Bar (Charge) | (3) 85% (2) 35% (1) |
| Recharge Indicate Time | about 15min |
| Charge Indication | ChargingCharge Complete |
| Basic Functions | . |
| LCD | Handset: 1.5" Color, 65K Colors, 128 x 128 Pixels, 3 Line + Softkey, PictBase: n/a |
| Indicator | HS: LCD BacklitB: Answer On & New Message |
| Partial Display | Yes |
| Antenna PICT(Handset) | Yes |
| Display Color Appearance(Handset) | Yes (5 colors) |
| Wallpaper | Yes |
| Backlit Keypad | Yes |
| Hold/Soft Key | Yes (2 + Joystick) |
| Talk Volume | 4-Step |
| Speakerphone Volume | 6-Step |
| Headset Jack | Yes |
| Headset Volume | 4-Step |
| Display Usage Name | Yes (Link) |
| Handset Name | No |
| Small <-> Capital (* key) | Yes |
| Ringer Volume | Handset: 6-Step + OffBase: n/a |
| Ringer Pattern (Tone+Melody) | (Handset) 15(5+10) Polyphonic(Base) N/A |
| Internal Ringer Tone (Tone+Melody) | 1 |
| Interrupt Tone | Yes |
| Temporary Ringer Off | Yes |
| Night Mode | No |
| Light-Up Indicator/Ringer Color (LED) | No |
| Belt Clip | Yes |
| Locator/Intercom Key(Base) | Yes (page key) |
| Pre-dail (HS) | 24 digits |
| Temporary Tone Dialing | Yes |
| One Touch Dial (HS) | Yes |
| Redial Memory | 5-history (Name and No.) |
| Digits of Number (HS): Redial | 48 digits |
| Mute/Flash Buttons | Yes/Yes |
| Intercom (Handset to Handset/Handset to Base) | Yes/Yes |
| Voice Paging (Base to all Handsets) | No |
| Conference Call | 3-way |
| Any Key Answer/Talk | Yes |
| Auto Talk | Yes (Off) |
| Barge In/Privacy Mode | Yes/Yes |
| Hold Alarm (Start/Disconnect) | No |
| Call Back From Transfer(Unscreened) | Yes |
| Clock/Alarm | Yes/Yes |
| Set Date & Time | Yes |
| Setting Display in Standby | No |
| Backup | Yes |
| Set Dial Mode | Yes |
| Set Flash Time/Recall Time | 8 Patterns |
| Set Line Mode | No |
| Pulse Dial Speed | 10pps |
| Set Pause Length | -(3.5s) |
| On Hook Other In Use Detection Base/Handset Display | No |
| Auto Disconnect for TAM & Hold | Yes (TAM) |
| DEMO Mode | No |
| Talking Caller ID 1 (Handset/Base) | No/No |
| Accessibility (Big Button) | No |
| Menu Operation | Yes |
| Digital Security | Yes |
| Wall Mountable | No |
| Dial Keypad | No |
| Function Menu Default | . |
| Voice Changer/Enhancer | No/No |
| Customer Support (URL Display) | Yes |
| LCD Contrast | 6 Level(3) |
| Key Tone | Yes (On) |
| Registration | Yes |
| Simple Registration | Yes |
| Cancel Handset (Deregistration) | Yes |
| Number of LCD Language Display | 2-English/Spanish |
| Direct Command | No |
| Caller ID/Phonebook | . |
| Caller ID Compatible | Yes |
| Standard | Bellcore, ETSI |
| Visual Callwaiting | Yes |
| Location of Data | Base |
| Caller ID Memory 2 | 50 items |
| Callback | Yes |
| Pattern Edit (3 Patterns) | Yes |
| Auto Edit (11 digits) | Yes |
| Auto Edit Memory | 4 Area Codes |
| Telephone Number Digits | 22 |
| Dash(-) Display | Yes |
| Private Name Display | Yes |
| Time Stamp | Yes |
| CID Time Set Up From a Calendar | Yes |
| Time Adjustment | Yes |
| Already Viewed Mark in Caller List | Yes |
| Erasing All Items | Yes |
| No Subscription Warning Display | Yes |
| Phonebook Memory (Name and Number) | 50 items (16 char/24 digits) |
| Phonebook Category | Yes (10 char) |
| Phonebook Search: Alphabetic/Category | Yes/Yes |
| Phonebook Copy | Yes (Optional Handset Required) |
| Chain Dial | Yes |
| Stored by Caller List | Yes |
| Ringer ID 3 | Yes(9-group) |
| Private Color/Category Display Color | Blue/Yellow/Green/Purple/White |
| Voice Mail Features | . |
| Voice Mail | Yes (FSK) |
| Voice Mail Dial (Handset) | No |
| Voice Mail Access (Function) | No |
| Store VM Access # (Function) | No |
| VM Tone Detect (Stutter Tone Det.) Function | No |
| Answering Machine Features | . |
| Answering Machine | Yes |
| Recording Time (ICM+OGM) | About 18 min. |
| Remain Time | 3 min. |
| Rate of Compression | 32 Kbps |
| Answering Machine Volume | Off + 8-Step |
| Remote Code (Default) | 1000 kinds(111) |
| OGM Recording Time | 2.5 min. |
| ICM Recording Time (Default) | 1/3 min(3 min) |
| Memo Recording | No |
| Ring Count/Number of Rings (Default) | 2-7, Auto |
| Tollsaver | 2/4 |
| Number of Messages | 64 |
| Call Screening | Handset (On) |
| Change Language (Voice Prompt) | English/Spanish |
| Detecting of VOX | 6s |
| New Message Indicator (Base) | Yes |
| OGM Record/Play/Erase | Handset & Line Remote |
| ICM Record | Yes |
| Erase All Messages | Yes |
| Answer On/Off | Handset Remote (Menu) & Line Remote |
| Repeat/Skip/Erase Message | Handset & Line Remote |
| Playing New/All Message | Handset RemoteLine Remote: Playback |
| Call Back/Edit Call | Yes (Handset Remote) |
| Stop | Yes (Line Remote) |
| Voice Menu | Yes (Line Remote) |
| Remote Operation/Turn On | Yes/15 times + RC |
| Marker Message | Yes (Line Remote) |
| Weight & Dimensions | . |
| Base Dimensions H x W x D (in.) | 1.73" x 4.57" x 4.45" |
| Handset Dimensions H x W x D (in) | 5.63" x 1.85" x 1.26" |
| Charger Dimensions H x W x D (in.) | - |
| Base Weight (lbs.) | 0.42 lbs. |
| Handset Weight (lbs.) | 0.27 lbs. |
| Charger Weight (lbs.) | - |