Features:This is a smart watch speaker with time display ,with alarm clock,and stopwatch function1.This speaker owns excellent sound quality,with perfect audio design.2.Bluetooth audio transmission and handsfree calling.3.Bluetooth self-timer,realize listening and taking photots at the same time.4.Portable Speaker with FM Radio5.prompt tone for any work status6.Sports Music watch Speaker with TF card playing mp3/wav format music7.Built-in high-capacity li-ion battery for power supply,long standby time8.Self-timer Anti-Lost Alarm9. Alarm clock function10. Stopwatch function11. Selfie-timer camera function12.Charging time 2 hours13.Play time 4-6 hours