Bluetooth Speaker SC211 Mega Bass A2DP Portable Full Stereo Music Player Support MicroSD Card USB
Audio Port: TF/USB/AUX
Charging Time: 2.5-3.5hours
FM Radio tuner built in: 87.5-108MHz
Speaker: Double speakers stereo 4Ohm 3W 40mm diametar
Frequency response: 100Hz-16Khz
Battery: Large capacity battery lithium rechargeable
Input voltage: DC-5V-500mAh Micro USB