* Type Bluetooth Speaker 

*Connection method Bluetooth connection

 * Interface Type USB 

*Battery capacity 400MA 

* Frequency response range 100HZ-20KHZ 

*Output power 3W 

*Signal to noise ratio ≥70db 

*Power supply mode Built-in lithium battery 

* channel other 

*Play time 4H 

*Extended storage 32GB

 *Bluetooth protocol 4.1 

*Number of speakers 

* Effective distance 10 meters

 * Function Waterproof, drop-proof, voice prompt, card, remote control, dustproof, call function

 *Operation mode

*Shell material plastic

 * Whether to support APP is

 *Support format TF card 

* Speaker adjustment mode 

* Is there a radio function?

 * Box material plastic 

*Appearance size 95x87x32mm 

*Product Weight 0.2 (KG