Sony FDR-X3000 Read This First Manual page 114

Still images: JPEG (DCF Ver. 2.0, Exif Ver. 2.3, MPF Baseline) compliant
Recording media:
When recording MP4 movies:
Memory Stick Micro (Mark2) media
microSD/SDHC/SDXC card (Class4 or faster)
When recording XAVC S (50 Mbps/60 Mbps) movies:
microSDHC/SDXC card (Class10 or faster)
When recording XAVC S (100 Mbps) movies:
microSDHC/SDXC card (UHS-I U3 or faster)
[Input and Output connectors]
Multi/Micro USB Terminal
(Supports Micro USB compatible devices.)
USB connection is only for output. (For customers in some countries/regions)
*
[Power]
Power requirements:
Battery terminal input: 3.6 V (NP-BX1 (supplied))
Multi/Micro USB Terminal: 5.0 V
Charging method:
USB charging: DC 5.0 V, 500 mA/800 mA
Charging time:
Via a computer
NP-BX1 (supplied): Approx. 4 h 25 min.
Power supply method:
USB power supply (1.5 A or more is recommended)
Power consumption:
Approx. 2.0 W (when the image quality is "MP4 HQ 1920 × 1080 30p")
Battery:
Rechargeable battery pack: NP-BX1 (supplied)
Maximum output voltage: DC 4.2 V
Output voltage: DC 3.6 V
Maximum charge voltage: DC 4.2 V
Maximum charge current: 1.89 A
Capacity: 4.5 Wh (1240 mAh)
Type: Li-ion
*
: micro-B/USB2.0 Hi-Speed