Bluetooth:Bluetooth is used to exchange data between nearby mobile devices.
yes
Infrared port (IRDA):InfraRed Data Association
yes
NFC:Near field communication
yes
USB:Universal Serial Bus
yes v2.0
Wi-Fi:Wireless lan technology
yes
Hotspot WiFi:
yes
Multimedia BlackZone S4
Audio Jack:
3.5 mm
MP3:
yes
Polyphony:
yes
Radio:
yes
Stereo speakers:
yes
HD Voice:
yes
Design BlackZone S4
SIM cards standard:
microSIM, microSIM
Battery BlackZone S4
Standard battery:
Li-Ion 1750 mAh
Quick battery charging:
yes
Wireless battery charging:
yes
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