Portable, IPX7 Waterproof and Dustproof Bluetooth Speaker, Big Sound with Punchy Bass, Built-in Battery, For Outdoor/Travel/Camping

Waterproof Rating: IPX7
Wireless Technology: Bluetooth
Speaker: 5W 3ohm
Battery: 3.7V2500mAh
Product Size: 120*82*49mm
Product Weight: 266.5g
I/O Ports: Type-C charging, USB 2.0, TF Card Slot
Input: 5V1.5A 
Output: 5V1A