2-Line Corded/Cordless Expandable Link2Cell System with 1 Cordless Handset- Sync up to 4 smartphones via Bluetooth to make and receive calls using Link2Cell handsets - Connect to your PC to make and receive calls from Outlook - 3-way conferencing with hands-free speakers in base unit and handsets - Superior sound control with tone equalizer and noise reduction - White backlit LCD display and dialpad on base - Frequency: 1.9GHz DECT - Corded or Cordless: Both - Speakerphone with 6-step volume - Number of Phone Lines: 2 - Bluetooth: Yes - Link2Cell: Yes, up to 4 mobile devices - Handsets Included: 2 - Maximum Number of Handsets: 12 - Dual line answering system with combined recording time of up to 60 minutes - Message Waiting Indicator: Auditory and visual - Cordless Handset LCD Display: 1.8In. 103x65 pixel FullDot monochrome - Display Languages: English, Spanish - Amber backlit keypad - Talking Caller ID - Phonebook Entries: up to 3000 - 1 USB port for charging external devices -Accessory Handset: TGA950 - Headset Jack: 2.5mm, Bluetooth-compatible - Battery Type: 2 rechargeable nickel metal-hydride AAA batteries HHR-4DPA -Cordless Handset Talk/Standby Time hours: 15/168 - Cordless Handset Charge Time hours: 7 - Hold - Mute - Battery backup in the base works up to 75 minutes during power outage - Call waiting - Wall-mountable - Package Includes: 1 corded base handset, 1 cordless handset, 1 AC adapter, 1 4-wire telephone line cord, 1 2-wire telephone line cord, 1 desk stand/wall-mounting adapter, 1 corded handset cord, 4 rechargeable batteries, 1 handset cover, 1 belt clip, 1 charging base, 1 mini USB cable, 1 CD