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| Item number:
CIEN4-71199474 Manufacturer no.:
T55ASKYPE EAN/GTIN:
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| The T55A Android-based phone features a 4.3-inch capacitive adjustable touch screen and the consistent Teams-tailored experience. This easy-to-use and reliable option is ideal for office workers, front desks and common areas. The T55A facilitates high-quality collaboration with flexibility thanks to its support for Yealink Optima HD voice and Yealink Noise Proof Technology, and its USB port for USB headsets and Bluetooth dongle. More information: Power | Power over Ethernet (PoE) | Yes | | AC adapter input voltage | 100 - 240 V | | AC adapter output voltage | 5 V | | AC adapter output current | 1.2 A | | Power consumption (typical) | 2.6 W | Ports & interfaces | USB 2.0 ports quantity | 1 | | Ethernet LAN (RJ-45) ports | 2 | | RJ-9 ports quantity | 2 | | DC-in jack | Yes | Network | Ethernet LAN | Yes | | Ethernet LAN interface type | Gigabit Ethernet | | Supported network protocols | IPv4/IPv6 | | Quality of Service (QoS) support | Yes | | Security algorithms | HTTPS, MD5, SIPS, SRTP | | Networking standards | IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x | Audio | Speakerphone | Yes | | Microphone mute | Yes | | Voice codecs | G.711a, G.722, G.723.1, G.726, G.729A, G.729B, iLBC | | Noise reduction | Yes | | Voice activity detection | Yes | | Adaptive jitter buffers | Yes | | Automatic gain control | Yes | | Comfort noise generation (CNG) | Yes | | Packet loss concealment (PLC) | Yes | Packaging content | Number of handles included | 1 pc(s) | | Ethernet cable | Yes | | Manual | Yes | | Cables included | LAN (RJ-45) | Display | Touchscreen | Yes | | Display diagonal | 4.3 " | | Display resolution | 480 x 272 pixels | | Touchscreen type | Capacitive | Phone features | Call waiting | Yes | | Intercom | Yes | | Call hold | Yes | | Call forwarding | Yes | | Conference call | Yes | | Do not disturb function | Yes | | Call park | Yes | | Call pick up | Yes | | Full duplex | Yes | | Call transfer | Yes | | Message-waiting indicator (MWI) | Yes | | Call history | Yes | Performance | Dual-Tone Multi-Frequency (DTMF) modes | In-band, Out-of band, SIP info | | Hearing aid compatibility | Yes | Certificates | Skype | Yes | Operational conditions | Operating temperature (T-T) | 0 - 40 °C | | Operating relative humidity (H-H) | 10 - 95 % | Weight & dimensions | Width | 223 mm | | Depth | 206 mm | | Height | 127 mm | | Package width | 249 mm | | Package depth | 179 mm | | Package height | 103 mm | | Package weight | 4980 g | Design | Product type | IP Phone | | Product colour | Grey | | Handset type | Wired handset | | Device lock | Yes | Management features | Integrated voicemail | Yes | | Firmware upgradeable | Yes |
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