| Marketing Description |
| The OpenScape WLAN Phone WL4 telephones are an advance variant of telephones for mobile workplaces that use WLAN technology for transmission. These telephones can be deployed in environments with the appropriate SIP platforms and use WLAN infrastructure which supports the dominant infrastructure standards. |
| Product Features |
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Lightweight and portable
Designed for mobility, the Unify OpenScape WLAN Phone WL4 is lightweight at just 135 g and compact in size, making it easy to carry for on-the-go communication.
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Clear display
The 2-inch color LCD display features a resolution of 240 x 320 pixels, complemented by backlighting. This ensures users can easily see information even in low-light environments.
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Advanced calling capabilities
With support for multiple VoIP protocols such as SIP and RTP, the WL4 allows for versatile and reliable voice communication suitable for various networking environments.
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Accessibility features
Hearing aid compatibility and a visual ringer light make the WL4 accessible to a wider range of users, ensuring that important calls are never missed.
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Long-lasting battery
The rechargeable lithium polymer battery with a capacity of 920 mAh provides ample power for extended use, keeping communication lines open throughout the day.
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| General |
| Product Type |
Wireless VoIP phone |
| Integrated Components |
Bluetooth interface |
| Total Number of Wireless Handsets |
1 |
| Body Colour |
Black |
| Protection |
IP44 |
| Phone Features |
| Cordless Phone Standard |
IEEE 802.11a/b/g/n/ac (Wi-Fi) |
| Wireless Interface Provided |
Bluetooth |
| Dialer Location |
Handset |
| Speakerphone |
Yes |
| Indicators |
Visual ringer light |
| IP Telephony |
| Main Features |
Multiple VoIP protocol support |
| VoIP |
Yes |
| VoIP Protocols |
SIP, RTP, SRTP |
| Voice Codecs |
G.722, G.729, G.729a, G.711u, G.711a |
| IP Address Assignment |
DHCP, static |
| Security |
WPA-PSK, WPA2-PSK, EAP-TLS, PEAP-MSCHAPv2 |
| Network Protocols |
IP, TCP, DNS, SNMP, SRTP, RTP |
| Network Features |
Lightweight Directory Access Protocol (LDAP) |
| Phone Memory |
| Phone Directory Capacity |
250 names & numbers |
| Display |
| Type |
LCD display - colour |
| Display Location |
Handset |
| Diagonal Size |
2" |
| Display Resolution |
240 x 320 pixels |
| Backlit |
Yes |
| Display Languages |
Danish, Hungarian, Czech, Slovak, English, German, French, Italian, Norwegian, Portuguese, Polish, Finnish, Swedish, Russian, Spanish, Dutch, Greek, Turkish |
| Miscellaneous |
| Connections |
Headset jack / mini-phone 3.5mm |
| Hearing Aid Compatible |
Yes |
| Battery |
| Capacity |
920 mAh |
| Technology |
Rechargeable - lithium polymer |
| Dimensions & Weight (Handset) |
| Width |
5.2 cm |
| Depth |
2.1 cm |
| Height |
13.7 cm |
| Weight |
135 g |
