Features:
Wireless and Wired Playing:
Supports wirelessly playing music via BT connection; also supports AUX IN / TF card (supports up to 32GB) music playback and FM radio function.
Perfect Music Enjoyment:
Built-in 40mm Neodymium stereo loudspeaker, bright treble, deep bass, bring you perfect music effect and high quality loud sound.
Hands-free with Mic:
Built-in high definition microphone enables you to receive calls and makes your hands free when driving, cycling, hiking, etc.
Outdoor Design:
IP55 waterproof speaker with flashlight function (strong light, week light and quick flashing light) makes it fit for outdoor activities.
Duration Time:
Built-in 4000mAh rechargeable battery ensures about 10 hours of working time. S1 can also be used as a power bank to charge your mobile devices.
Note: No fear of rain drops but it can't be immersed into water.