Verykool s4510 - Manual (Page 7)

7
Key Description
Volume Keys To adjust incoming call ringtone volume.
During a call, playing music, video, or listening to
radio, press the keys to adjust volume.
Start to Use
Install Memory Card, SIM Card and Battery
When you apply for a network, you will get a plug-in SIM card. SIM
(Subscriber Identity Module) card that contains phone number,
service projects and can be used to store phone numbers and personal
information.
Attention: Do not bend or scratch SIM card, do not let it contact with
static electricity, dust or water.