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These functions have been tested by
on this product
Battery (minimum 80% of the maximum load)
Wifi - Bluetooth - 3G/4G
Speakers and microphone
SIM card reader
Yealink SIP-T21P-E2 - Black - Dect specs
Model : SIP-T21P-E2
Color : Black
Screen size (inches) : 2.8
Is the phone Unlocked or tied to a carrier? : No SIM slot
Release Date : June 2016
Brand : Yealink
Weight : 3 oz
Yealink SIP-T21P-E2. Factory ServicedIncludes 90 Day Warranty. . Item # SIP-T21P-E2. . The Yealink SIP-T21P-E2 is a 2-line entry level IP phone that can perform the basic functions. It has a phone directory, HD-Voice, a 132 x 64 Graphical Backlit LCD Screen and supports PoE. This phone features dual 10/100 Mbps network ports with integrated PoE that are ideal for extended network use. . . The phone supports two VoIP account, simple, flexible and secure installation options, plus support for IPv6, open VPN and a redundancy server. It also operates with SRTP/ HTTPS/ TLS, 802.1x. The Phone is wall mountable and designed for both small and large office environments.. . SIP-T21P-E2:. . . . |Dual-Port 10/100 Mbps Ethernet Switch |2 SIP Accounts |136 x 64 Graphical Backlit LCD Screen |Full-Duplex Hands-Free Speakerphone |Corded Voice Over IP Phone |Local Phonebook w/ up to 1000 Entries |Direct IP Call w/o SIP Proxy |XML/LDAP Remote Phonebook |3-Way Conferencing |Dial Plan |XML Browser |RTP Control Protocol Extended Reports |Narrowband Codec: |- G.711A/U |- G.723.5 |- G.730 |- G.729AB |- iLBC |One-Touch Speed Dial |Voice Over Internet Protocol (VoIP)|Session Initiation Protocol (SIP) |2-Line Operation |RJ-9 Headset Jack
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