Output power: 3w*1
External magnetic diaphragm speaker: 4Ω 3w
Input sensitivity: 400mv
Resolution: ≥90db
Signal to noise ratio: ≥80db
Operating voltage: dc 5v
 
 
Built-in Bluetooth wireless transmission, call hands-free function
Stereo Audio Transfer Protocol (A2DP V1.2)
Support playback of MP3 songs stored in U disk
Support TF card
Support FM
Supports recyclable charging
Built-in colorful lights
Size: 100*72*165mm