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Description
Sound and Hear with Remarkable Clarity
Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance.
Efficient Deployment and Management
Yealink T4U series supports effortless mass deployment and Zero Touch Provisioning with Yealink's Redirection and Provisioning Service (RPS) and Boot mechanism, making the device management labor-saving and efficient for the administrators.
Dual USB Ports for Flexible Expansion Choices
Bluetooth/Wi-Fi/Wireless Headset Dongles
With the optional USB dongles, the T42U can be enabled of the features including Bluetooth and Wi-Fi or connecting to a compatible wireless headset.
Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance.
Efficient Deployment and Management
Yealink T4U series supports effortless mass deployment and Zero Touch Provisioning with Yealink's Redirection and Provisioning Service (RPS) and Boot mechanism, making the device management labor-saving and efficient for the administrators.
Dual USB Ports for Flexible Expansion Choices
Bluetooth/Wi-Fi/Wireless Headset Dongles
With the optional USB dongles, the T42U can be enabled of the features including Bluetooth and Wi-Fi or connecting to a compatible wireless headset.
- 2.7" graphical LCD with backlight
- Optima HD voice with Acoustic Shield
- Up to 12 SIP accounts
- PoE support
- Stand with two adjustable angles, wall mountable
- Support USB recording
- Wi-Fi via WF40/WF50, Bluetooth via BT41
Specifications
Audio
| Microphone mute | Yes |
Camera
| Rear camera | Yes |
Design
| Device lock | Yes |
| Handset type | Wireless handset |
| Mounting | Desk/Wall |
| Product colour | Grey |
| Product type | IP Phone |
| Wall mountable | Yes |
Display
| Display | LCD |
| Display diagonal | 2.7 " |
| Display resolution | 192 x 68 pixels |
Management features
| Integrated voicemail | No |
| Number of function keys | 5 |
| Number of programmable keys | 6 |
Network
| Bluetooth | Yes |
| Ethernet LAN | Yes |
| Ethernet LAN interface type | Gigabit Ethernet |
| Networking standards | IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/IEEE 802.11n/IEEE 802.1x/IEEE 802.3af |
| Quality of Service (QoS) support | Yes |
| Security algorithms | 256-bit AES/HTTPS/TLS/WPA2/WPA3 |
| Supported network protocols | IPv4/IPv6, SIP v1 (RFC2543), v2 (RFC3261), UDP/TCP/DNS-SRV (RFC 3263) |
| Wi-Fi | Yes |
Operational conditions
| Operating relative humidity (H-H) | 10 - 95 % |
| Operating temperature (T-T) | -10 - 50 °C |
Packaging content
| AC adapter included | No |
| Number of handles included | 1 pc(s) |
Phone features
| Anonymous call | Yes |
| Anonymous call rejection | Yes |
| Call forwarding | Yes |
| Call history | Yes |
| Call hold | Yes |
| Call park | Yes |
| Call pick up | Yes |
| Call transfer | Yes |
| Call waiting | Yes |
| Caller ID | Yes |
| Conference call | Yes |
| Direct call | Yes |
| Distinctive ring | Yes |
| Do not disturb function | Yes |
| Full duplex | Yes |
| Number of VoIP accounts | 12 |
| Phonebook capacity | 1000 entries |
| Redialing | Yes |
| Speed dialling | Yes |
Ports & interfaces
| Ethernet LAN (RJ-45) ports | 2 |
| RJ-9 ports quantity | 2 |
| USB 2.0 ports quantity | 2 |
Power
| AC adapter input voltage | 100 - 240 V |
| AC adapter output current | 1.2 A |
| AC adapter output voltage | 5 V |
| Input frequency | 50/60 Hz |
| Power consumption (typical) | 2.2 W |
Vendor information
| Brand Name | Yealink |
| Warranty | 1 |
Product Details
22 Items
New
Data sheet
- Conference call
- Yes
- Call hold
- Yes
- Call waiting
- Yes
- Number of VoIP accounts
- 12
- Redialing
- Yes
- Anonymous call
- Yes
- an der Wand montierbar
- Yes
- Netzwerkstandards
- IEEE 802.11a/IEEE 802.11b/IEEE 802.11g/IEEE 802.11n/IEEE 802.1x/IEEE 802.3af
- Ethernet-LAN-Anschlüsse (RJ-45)
- 2
- Produktart
- IP Phone
- Quality of Service (QoS)-Unterstützung
- Yes
- Inklusive Netzteil
- No
- Anzahl der USB 2.0-Anschlüsse
- 2
- Bluetooth
- Yes
- Wi-Fi
- Yes
- Anzeige
- LCD
- Eingangsfrequenz
- 50/60 Hz
- Ethernet-LAN
- Yes
- Unterstützte Netzwerkprotokolle
- IPv4/IPv6, SIP v1 (RFC2543), v2 (RFC3261), UDP/TCP/DNS-SRV (RFC 3263)
- Stromverbrauch (typisch)
- 2.2 W
- Sicherheitsalgorithmen
- 256-bit AES/HTTPS/TLS/WPA2/WPA3
- Montage
- Desk/Wall
- Vollduplex
- Yes
- Ausgangsstrom des Netzteils
- 1.2 A
- Bildschirmauflösung
- 192 x 68 Pixel
- Diagonale anzeigen
- 2.7 "
- Brand Name
- Yealink
- Warranty
- 1
- Betriebstemperatur (TT)
- -10 - 50 °C
- Relative Luftfeuchtigkeit im Betrieb (HH)
- 10 - 95 %
- Produktfarbe
- Grey
- Eingangsspannung des Netzteils
- 100 - 240 V
- Mobilteiltyp
- Wireless handset
- Ausgangsspannung des Netzteils
- 5 V
- Integrierte Voicemail
- No
- Ethernet-LAN-Schnittstellentyp
- Gigabit Ethernet
- Anzahl der Griffe enthalten
- 1 Stück(e)
- Anruf parken
- Yes
- Anruferidentifikation
- Yes
- Anrufübernahme
- Yes
- Anrufweiterleitung
- Yes
- Funktion nicht stören
- Yes
- Kurzwahl
- Yes
- Telefonbuchkapazität
- 1000 Eintragungen
- Anzahl der RJ-9-Anschlüsse
- 2
- Mikrofon stumm
- Yes
- Gerätesperre
- Yes
- Anzahl programmierbarer Tasten
- 6
- Anrufsverlauf
- Yes
- Anzahl der Funktionstasten
- 5
- Abweisung anonymer Anrufe
- Yes
- Direktwahl
- Yes
- Markanter Ring
- Yes
- Rückfahrkamera
- Yes
Specific References
- EAN13
- 6938818304826
- MPN
- SIP-T42U
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