Yealink SIP-T4X Administrator's Manual page 21

Ultra-elegant ip phone

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Table of Contents

Physical Features:

4.3‖ 480 x 272 pixel color display with backlight

24 bit depth color

6 VoIP accounts, BroadSoft/Avaya/Asterisk validated

HD Voice: HD Codec, HD Handset, HD Speaker

41 keys including 10 line keys

1xRJ9 (4P4C) handset port

1xRJ9 (4P4C) headset port

2xRJ45 10/100/1000Mbps Ethernet ports

1XRJ12 (6P6C) expansion module port

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

Power adapter: AC 100~240V input and DC 5V/2A output

Power over Ethernet (IEEE 802.3af)

Built-in USB port, support Bluetooth headset

Product Overview