Multiple color case
Rubberized outer case
Speaker phone option
300 mAh internal battery
Power On/Off button
Volume control +/-
Aux out option
TF card player option
3w x1
1 x bass regulator
BK 4.0 bt chip
Product size: 6.5 cm x 8.4 cm x 2.6 cm
Material: Plastic
Play time: 3-4 hours