Wireless Bluetooth Speakers LED Metal Steel Mini Portable Speaker Smart Hands Free Speaker With FM Radio SD Card Support

Features
High Speed Bluetooth Transmitting With Bluetooth 3.0 wireless technology, high-speed data transmission, strong anti-interference, it can be used indoors or outdoors.
Fashion and Convenient Features with volume control function, convenient to operate. Fashion and graceful appearance makes it become an ornament of your desk.
Acoustic and Aesthetics Design Specially Accord with acoustic and aesthetics design principle and it sounds distinct.
Large Battery Capacity With built-in 400mAh capacity lithium battery, it can meet the needs of all-weather outdoor music player.
Hand Free Calling Built-in microphone for hands-free calls, free your hands and keep your safety in driving.
Specification
Output Power 3W
Battery Capacity 400mAh
Battery Voltage 3.7V
Charging Current 200mA
Output Frequency 150Hz-20KHz
Product Size 71(diameter) x 42mm
Product Weight 170g
Music Playing Time Over 2.5 hours
Talking Time Over 4.5 hours
Standby Time Over 20 hours