Storage
Table 4. Storage specifications
Type
Capacity
MMC Interface
Voltage
eMMC
32 GB
eMMC V5.1
3.3 V
eMMC
64 GB
eMMC V5.1
3.3 V
Media card-reader
Table 5. Media-card reader specifications
Feature
Specifications
Type
One microSD card slot
Audio
Table 6. Audio specifications
Feature
Specifications
Controller
Dialog DA7219
Stereo conversion
Supported
Type
High Definition Audio
Speakers
2
Interface
12S
External Interface
Digital microphone input on camera module
Headset combo jack (stereo headphone/microphone-in)
Internal speaker amplifier
Supported
External speaker amplifier
MAX98357A
External volume controls
Supported
Speaker output
•
Average - 2 W
•
Peak - 2.5 W
Subwoofer output
Not supported
Microphone
Supported
Technical specifications
9