Smart Phone OS:An operating system (OS) is software that interacts between a user and a smartphone.
Vendor
Data transfer ZTC U3
GPRS:General Packet Radio Service
no
EDGE:
no
HSDPA:High-Speed Downlink Packet Access
no
HSCSD:
no
USB:Universal Serial Bus
no
Infrared port (IRDA):InfraRed Data Association
no
WAP:
no
XHTML:
no
SyncML:
no
Data and fax mode:
no
Multimedia ZTC U3
Camera:
no
Video recording:
no
Video call:
no
Radio:
no
MP3 player:
no
Audio out:
no
Polyphony:
40
Video ringtones:
no
MP3 ringtones:
no
Games:
yes
Java:
no
Video player:
no
Communication and messaging ZTC U3
SMS:
yes
EMS:
no
MMS:
no
E-mail client:
no
Dictionary:
yes
Smart Messaging:
no
Chat:
no
Instant Messaging:
no
Push to talk:
no
VoIP:
no
Call hold:
yes
Conference Call:
no
Voice features ZTC U3
Dictaphone:
no
Loudspeaker:
yes
Voice dialing:
no
Business features ZTC U3
Phonebook memory:
300
Calendar:
yes
Watch:
yes
Alarm:
yes
Stopwatch:
no
Calculator:
yes
Currency Converter:
no
Flight mode:
no
Profiles:
no
Other functions ZTC U3
QWERTY keyboard:
no
GPS:Global Positioning System
no
Vibration:
yes
RSS:
no
Phone resistant:
no
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