Select products to compare
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P23G
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P23GW
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P22G
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P22P
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P21/P21P
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P20/P20P/P20G
P23G | P23GW | P22G | P22P | P21/P21P | P20/P20P/P20G | |
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Screen | 2.8'' IPS LCD Colour Screen | 3.5'' IPS LCD Colour Screen | 3.5'' B&W LCD Screen | 3.8'' B&W LCD Screen | 2.4'' TFT LCD Colour Screen | 2.3'' FSTN B&W Screen |
Resoulution | 320×240 | 480×320 | 384×160 | 384×106 | 320×240 | 132×64 |
Backlight Adjustable | √ | √ | √ | √ | √ | √ |
SIP Account | 8 | 8 | 2 | 2 | 4 | 2 |
Line Key | 8 | 8 | 0 | 0 | 4 | 2 |
PoE Supply | √ | √ | √ | √ | P21P | P20P/P20G |
USB Port | 1 | 1 | 1 | 1 | 1 | 1 |
EHS Wireless Headset | √ | √ | √ | √ | √ | √ |
Bluetooth Dongle | √ | √ | √ | √ | √ | √ |
Audio Conference | 6-Way Conference | 6-Way Conference | 6-Way Conference | 6-Way Conference | 6-Way Conference | 6-Way Conference |
Phonebook | 2000 | 2000 | 2000 | 2000 | 2000 | 2000 |
HD Voice | √ | √ | √ | √ | √ | √ |
Wi-Fi | 2.4GHz Wi-Fi | 2.4G & 5GHz Wi-Fi | 2.4GHz Wi-Fi | 2.4GHz Wi-Fi | 2.4GHz Wi-Fi | 2.4GHz Wi-Fi |
Ethernet Port | 2*10/100/1000 Mbps | 2*10/100/1000 Mbps | 2*10/100/1000 Mbps | 2*10/100 Mbps | 2*10/100 Mbps | 2*10/100 Mbps (P20/P20P) 2*10/100/1000 Mbps (P20G) |
Wideband Codec | G.722, Opus | G.722, Opus | G.722, Opus | G.722, Opus | G.722, Opus | G.722, Opus |
Placement | Desktop (45°) Wall Mount (15°) | Desktop (45°) Wall Mount (15°) | Desktop (45°) Wall Mount (15°) | Desktop (45°) Wall Mount (15°) | Desktop (45°) Wall Mount (15°) | Desktop (45°) Wall Mount (15°) |