Description:
The DT-B660 Bluetooth V4.1 Speaker offers great quality sound with Bluetooth V4.1 technology. With built-in battery which can support more than 3 hours， makes you have enough time to play music. With the ultra-compact size and the soft touch rubber design， it can be easily fitted into a backpack， suitcase， or a travel bag. It is ideal for personal usage， indoor party， outdoor BBQ or picnic with friends and family.

Main Features:
● With Bluetooth V4.1 wireless technology， high-speed data transmission， strong anti-interference， it can be used indoors or outdoors.
● IPX7 waterproof， crash and dust-resistant function.
● Built-in lithium battery to meet the needs of all-weather outdoor music player.
● Features with volume control and LED indicator light， convenient to operate.
● Built-in microphone for hands-free calls， free your hands and keep your safety in driving.