Built-in Bluetooth technology version 4.1 with simply touch to pair NFC technology
Convenient hands-free speakerphone that includes call, answer, and hang-up button
Rechargeable (through Micro USB charging port or USB power adapter, included) with built-in 2200 mAh lithium-ion battery
Waterproof up to JIS7 standard and completely submersible
A convenient folding and collapsible handle