The Yealink T21P sip phone is a phone capable of managing 2 SIP accounts so you can make, receive and manage phone calls with voip technology. Thanks to its automatic provisioning and configuration functions, it is perfect for companies looking for an easy-to-manage voip phone.
The Yealink T21P works with PoE power (via a network cable) and offers phone functions such as caller ID, call transfer, two-way conference, internal communication and more.
The Yealink SIP-T21P sip phone to configure 2 SIP accounts to make voip calls, powered through PoE, which has 2 Ethernet ports and allows 3-way conferences is a great solution for employees with intensive use of sip phones.
It is an ip phone compatible with most SIP environments such as: Hivoox, Alcatel-Lucent, Aastra, Avaya, 3CX, Asterisk, Sipleo …
Features of the Yealink T21P ip phone:
SIP phone for your office or home.
Supports 2 SIP accounts.
Remote phone book XML or LDAP.
LCD display with 2 lines and 15 characters.
RJ9 headphone jack.
HD audio quality.
Hands-free full duplex.
2 10/100 Mbs Ethernet ports.
You can fix it on the wall.
Compatible with VLAN and QoS.
DTMF Prohibitions and out-of-band RFC 2822 DMTF numbers.
Proxy mode and point-to-point SIP mode.
HD codecs: G722.
VoIP codes: G.711, G722.1, G726, G729A / B.
Compatible with SRTP / TLS / HTTPS, AES encryption.
Complies with TLS (Transport Layer Security).
Compatible with a configuration of VLAN (802.1 pq), QoS.