Nokia 2720 - Manual (Page 57)

Practical rules about accessories
• Keep all accessories out of the reach of small children.
• When you disconnect the power cord of any accessory,
grasp and pull the plug, not the cord.
• Check regularly that accessories installed in a vehicle
are mounted and are operating properly.
• Installation of any complex car accessories must be
made by qualified personnel only.
Battery
Type Talk time Standby
BL-4CT Up to 300 minutes Up to 450 hours
Important: Battery talk and stand-by times are estimates
and only possible under optimal network conditions.
Actual battery talk and standby times depend on SIM cards,
features used, battery age and condition, temperatures to
which battery is exposed, network conditions, and many
other factors, and may be significantly shorter than those
specified above. Ringing tones, hands free call handling,
use in digital mode, and other features will also consume
the battery, and the amount of time a device is used for
calls will affect its stand-by time. Likewise, the amount of
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