Wireless FM Radio Speaker HIFI Stereo Bass Radio Portable Outdoor MP3 Music Player JOC Rechargeable USB and Micro SD Slo

Exterior size 128x74x35mm
Standby time: 4-8 hours; Standby time is 64 hours
Response frequency ranges from 18Hz to 19000Hz
Battery capacity: 2,800 mah
Use voltage 5V =500mA
Color: Red
Exterior technology: piano baking paint
Music playback: support MP3 format
Packing list: Radio *1+ USB charging cable *1+ English instruction manual *1