Description
Yealink SIP-T33P – Specifications
General
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Model: SIP-T33P
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Type: Mid-range IP Phone
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Lines: Supports up to 3 SIP accounts
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Display: 2.7-inch graphical color LCD, 192 × 64 pixels
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Backlight: Yes
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PoE: Yes (Power over Ethernet) or optional adapter (5V/600mA)
Audio Features
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HD Voice (wideband audio)
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Full-duplex speakerphone
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Acoustic Echo Cancellation (AEC)
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Noise reduction / voice enhancement
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Supported codecs: G.722, G.711(A/µ), G.723, G.726, G.729, iLBC
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DTMF: In-band, RFC 2833, SIP INFO
Network & Security
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Dual 10/100/1000 Mbps Ethernet ports (Gigabit)
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IPv4 / IPv6 support
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VLAN, QoS (802.1p/802.1Q, DSCP/ToS)
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SIP v1 & v2
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HTTPS, SRTP, TLS, 802.1X
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VPN support: OpenVPN, L2TP
Call Features
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Call hold, mute, transfer, forward
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Call waiting, call park, call pickup
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5-way local conferencing
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Redial, speed dial, hotline
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Caller ID display
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Message Waiting Indicator (MWI)
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Busy Lamp Field (BLF) support
Phone Features
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Local phonebook: up to 1000 entries
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Remote phonebook via XML/LDAP
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Call history: dialed, received, missed, forwarded
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Ringtone selection
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Intuitive user interface with soft keys and navigation keys
Interfaces
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2 × RJ45 Gigabit Ethernet ports
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1 × RJ9 handset port
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1 × RJ9 headset port
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Wall-mountable
Dimensions & Weight
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Dimensions: 188 × 223 × 160 mm
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Weight: Approx. 0.85 kg
Environmental
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Operating temperature: -10°C to +50°C
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Humidity: 10–95% (non-condensing)
