Supersonic SC-2320BT-RD Bluetooth Portable Speaker with Built-in Strap (Red)

• Built-in Bluetooth(R) receiver for connecting to any Bluetooth(R)-enabled device ;• Rich stereo sound through a full-range speaker and passive radiator that delivers extra bass;• USB and microSD(TM) Card inputs for playing external media;• 2-way speaker connection to wirelessly link multiple speakers at the same time to maximize listening experience ;• FM radio ;• 3.5 mm aux input for MP3 players, etc.;• Speakerphone for taking calls from paired Bluetooth(R) phone with touch of a button ;• DC 5-volt jack to connect wired external audio devices ;• Built-in Bluetooth(R) V4.2 + EDR ;• Frequency response: 250 Hz to 10 kHz ;• Speaker: 3 watts x 2 ;• Built-in 3.7-volt, 1,200 mAh lithium rechargeable battery ;• Up to 2 hours of playback time ;• Up to 4 hours of charging time ;• Includes micro USB charging cable and manual;• Red;