Colour : Pink/black/Golden/Silver gray/Silver gray
Bluetooth protocol : 4.2
Appearance size : 40 mm in diameter
Types of : Bluetooth speaker
Output power : 3W
Interface type : USB
Power supply mode : Built-in lithium battery
Shell material : Metal
Playback format : MP3/APE/WMA/FLC/WAV/WAV
Cabinet material : Metal
Noise-signal ratio :≥ 85dB
Mode of operation : Key
Battery capacity : 400Ma
Function : Card Play
Frequency Response : 150Hz-15KHz
Speaker adjustment model : Key
Play time : 6 hour