Yealink SIP-T48S User Manual

User Guide for the SIP-T48S IP Phone
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To stop recording while the phone records, do one of the following:
- Tap the More soft key, and then tap the Stop REC soft key.
The LCD screen prompts “Call has been successfully recorded on USB device”, the recording
icon and recording duration disappear.
- Tap the More soft key and then tap the End Call soft key.
The LCD screen prompts “Call has been successfully recorded on USB device”, the recording
icon and recording duration disappear, and the phone returns to the idle screen.
Note
Playing Back Recorded Calls
You can play back recorded calls on your phone. You can also browse and delete the recorded
files on the USB flash drive.
Note
Playback can occur on either the phone itself or on a computer using an application capable of
playing “.wav” files.
Unplugging the USB flash drive during a recording call will stop call recording, the recording will
be saved on the USB flash drive automatically.

Yealink SIP-T48S Specifications

General

Mounting	Desk/Wall
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Keypad illumination	Yes
Display diagonal	7 \
Display resolution	800 x 480 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	5 V
USB 2.0 ports quantity	1
Ethernet LAN (RJ-45) ports	2
Front camera	No
Voice codecs	CNG, G.711Mu, G.711a, G.722, G.723.1, G.726, G.729ab, VAD, iLBC
Lines quantity	16 lines
Phonebook capacity	1000 entries
Number of VoIP accounts	16
Dual-Tone Multi-Frequency (DTMF) modes	In-band, Out-of band, SIP info
Keypad number of keys	42
Security algorithms	AES
Networking standards	IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	SIP v1, SIP v2, LLDP/CDP/DHCP, OpenVPN, IEEE802.1X, IPv6, HTTPS
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	10 - 95 %
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Harmonized System (HS) code	85171800

Weight and Dimensions

Depth	225 mm
Width	266 mm
Height	185 mm
Package depth	263 mm
Package width	324 mm
Package height	128 mm