XHDATA D-109 - Page 15

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DC: 3.7V (18650
Headphone impedance: 16-32 Ω
Speaker specification:
40mm (dual NdFeB 16 core) 4Ω/5W
TF card :support : 32G (Not include)
Audio playback format:
MP3 / WMA / WAV /FLAC
Bluetooth transmission distance: 10M
) 2000mAh
DC5V IN:DC5V / 1000mA
14.