Main features
Design: IP phone
Product colour: Black
Handset type: Corded handset
Features:
Installed operating system: Android
Operating system version: 9.0
Dual tone multi-frequency modes (DTMF): In band, out of band, SIP info

Phone features:
Number of lines: 20 lines
Caller ID: Yes
Phonebook capacity: 2000 entries
Answering machine: Yes
Caller lists: 1000
Hot desking: Yes
Call waiting: Yes
Speed dialling: Yes
Intercom: Yes
Call hold: Yes
Call forwarding: Yes
Conference call: Yes
Redialling: Yes
DND (Do not disturb) function: Yes
Call park: Yes
Call answering: Yes
Anonymous call: Yes
Full duplex: Yes
Frequency band: 2.4, 5 GHz
Call transfer: Yes
MWI (message waiting indicator): Yes

Management functions:
Integrated answering machine: Yes
Volume control: Buttons

Meeting calendar features:
Screen: Touch screen: Yes
Screen diagonal: 25.6 cm (10.1)
Display resolution: 1280 x 800 pixels

Audio:
Handsfree: Yes
Microphone:
Number of microphones: 1
Microphone mute: Yes
Microphone frequency:.