Yealink SIP-T48S User Manual

Advanced Phone Features
193
- If there is insufficient free space (less than 30 minutes) on the USB flash drive during
recording, the LCD screen prompts the following:
Tap Cancel to return to the previous screen.
- If there is insufficient free space (less than 10 minutes) on the USB flash drive during
recording, the LCD screen prompts the following:
Tap the Cancel soft key to return to the previous screen.
If no free space of the USB flash drive during recording, recording is stopped and saved on the
USB flash drive automatically. The related soft keys during recording disappear. You cannot
record a call unless the space of your USB flash drive is released.
Note
When you end a call while recording, the recording will be stopped and saved as *.wav file on
the USB flash drive automatically.
You can transfer or set up a conference call while recording. All the calls are recorded in the same
way and will be saved in as a “.wav” file.

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