pecification: Brand Name: AODASEN Model Number: JY-23 Bluetooth Version: 3.0 Size: 21*8*8cm Net Weight: 483g Battery Capacity: 1300mAh Horn Type: 3W Horn*2 + diaphragm*1 Microphone: Yes Charging Voltage: DC 5V Optional Color: Gray, Red, Blue, Green Description Features: When phone rings, just use hands-free speaking. Support to TF card, you still can listen to music without Bluetooth function. Support to USB flash disk to play. You have more choice. Also as a radio to know the lastest news. You can connect to external earphone and enjoy it by yourself. AUX line-in is alowed. Package Included: 1 X AODASEN JY-23 Bluetooth Speaker 1 X Charging Cable 1 X Audio Cable