Yealink SIP-T4X Administrator's Manual page 23

Ultra-elegant ip phone

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Table of Contents

Physical Features:

192 x 64 graphic LCD

3 VoIP accounts, BroadSoft/Avaya/Asterisk validated

HD Voice: HD Codec, HD Handset, HD Speaker

35 keys including 6 line keys

1xRJ9 (4P4C) handset port

1xRJ9 (4P4C) headset port

2xRJ45 10/100Mbps Ethernet ports

1XRJ12 (6P6C) EHS36 headset adapter port

10 LEDs: 1xpower, 6xline, 1xmute, 1xheadset, 1xspeakerphone

Power adapter: AC 100~240V input and DC 5V/1.2A output

Power over Ethernet (IEEE 802.3af)

In addition to physical features introduced above, SIP-T4X IP phones also support the

following key features when running the latest firmware:

Phone Features

Call Options: call waiting, call hold, call mute, call forward, call transfer, call

pickup, conference.

Basic Features: DND, auto redial, live dialpad, dial plan, hotline, caller

Product Overview