Operating Voltage V: 3.7V 600MA lithium battery or 5V USB power supply
Chip trace: SOP16
PCB Dimensions: 34.23 mm * 22.33 mm * 1 mm
W with 2 W mixed mono
With power supply it can play automatically
With LED indicator
Supports MP3 playback format
USB support Audio mode
Supports 3 types of FM radio chip: RDA5807, BK1080 and RTC6207E.
Does not support infrared remote control.
Does not support usb device mode