NILLKIN X-MAN BT Speaker IPX4 Waterproof Hands-free Answer Calls LED Indicator BT CSR4.0 5200mAh Long Battery Life Independent Cavity Design Hi-Fi Wireless Loudspeaker

Features:
Bluetooth Wireless Connection: Using Bluetooth CSR4.0, farther transmission distance, faster speed, stronger compatibility and anti-interferece, compatible with all intelligent mobile devices with Bluetooth.
Great Performance: Independent cavity design, high-grade hardware configuration, doubling the charm of music, restore music essence.
Answer Calls: Hands-free HD calls, music will pause when there is incoming call, you can answer via speaker.
Long Battery Life: With 5200 mAh long life battery, it can continuously play music 10h, and it can also as a power bank for your phone.
Silicone Protection: Scratch-resistant and dust proof, withstand severe outdoor environment test.
IPX4 Waterproof: Specially processed waterproof speaker, IPX4 waterproof, rain-splash resistant.