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G. FAQ
1. Charging
How large is the X7’s battery? How long will it last?
A: The X7 utilizes a 3500mAh rechargeable Li-poly battery, for roughly 9 hours of play time in normal use.
You may refer to http://fiio.net/en/products/45/parameters , “Battery Life Test Conditions”, for the
conditions under which the battery life of the X7 was tested.
How may the X7 be charged?
A: The X7 utilizes a micro USB port for charging and is compatible with all USB power sources:
①Using USB AC power adapter (output voltage DC5V; output current of 2A or above recommended)
②Connecting to computer USB port (however charging will take longer because of low current limit of
computer USB ports)
③Using mobile USB power banks (output voltage DC5V; output current of 1A or above recommended)
How long does it take to fully charge the X7?
A: Using a recommended DC5V 2A power adapter, the X7 charges from empty to full in above 4 hours.
Can be X7 be used while charging?
A: The X7 utilizes a high-quality power management circuit to ensure its reliability.
①The X7 may be used while charging without performance degradation or damage to the person or the
X7.
②The temperature of the X7 will rise somewhat when charging and playing; this is normal.
③Charging time of the X7 from empty to full will be lengthened as a result of part of the charging current
being diverted to power the X7.
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