ATCOM A20 User Manual page 2

A20/A21/A20W/A21W IP Phone User Manual A20/A21/A20W/A21W IP Phone User Manual
1. Overview of A20/A21/A20W/A21W
Type
A20
A21
A20W
A21W
1.1 Interfaces
Power input: DC 5V, 1000mA or POE
➢
LAN: RJ45 port
➢
PC: RJ45 port
➢
Headset jack 1 : RJ9 port
➢
Handset jack 1 : RJ9 port
➢
1.2 Hardware
LCD: 132×58
➢
CPU: 400MHz Dual Core
➢
A20/A21/A20W/A21W
POE Power adapter
No Necessary
Yes Optional accessory
No Necessary
Yes Optional accessory
Wi-Fi
No
No
Yes
Yes