Unique design, sound quality is excellent

Output power: RMS 3W = 10%
SNR: ≥ 70 dB
Speaker: diameter 45mm, 4 ohm
LINE IN connector: with a standard 3.5mm audio cable (standard)
Decoding TF card

FM (optional)
Power Input: 5V/400mA power adapter (optional), USB power supply and built-in lithium battery (standard USB power cable)
TF card in the decoder at any time using the playback pause, adjust volume, select songs up and down