2.1 channel Outdoor/Indoor wireless Speaker with 4 inch subwoofer. HD Sound Quality and heavy bass, dinamyc sound effect. Secure simple pairing for use-friendly operating 10 meters operating range. With Line-in function suitable for PC, MID, TV and other radio device With TF card support Built-in lithium rechargeable battery 3000 mAh (Can use to charge your phone on the go) Includes handle for easy portability
