New LED Portable Mini Wireless Bluetooth Speakers With TF USB FM Mic Blutooth Music For Mobile Phone IPhone Tablets Bluetooth Devices - Matte Black

Main Features:
- Wireless Bluetooth design, free your hands from now on
- Compact and round appearance, fashionable and distinctive
- Super portable, fitting into your bag or pocket easily
- Support micro SD card and USB
- Built in microphone for hands-free calls or voices chat
- With FM function
- Support line in and line out
- Powered by built-in lithium ion battery
- Compatible with all Bluetooth enabled devices such as phone, pad, PC and so on

Specification:
- Cable length: 50cm
- Battery type: lithium ion battery
- Battery capacity: 1200mAh
- Charging time: 2 hours
- Working time: 1 - 3 hours
- Working voltage: 3.7V
- Working current: 60mAh
- Frequency: 100Hz - 20KHz
- Sound channel: mono
- Number of speakers: 1
- Power output: 3W
- Bluetooth version: 2.1 + EDR
- Speaker impedance: 2 ohm
- Signal to noise: more than 80dB
- TF card extension: 32G to the Max. ( not included )
- Standby time: 30 hours
- Protocol: A2DP HSP HFP AVRCP
- Transmission distance: 10m

Attention:
- Do not place in hot or humid place, avoid direct sunlight