4GB Capacity/ Waterproof And Dustproof/ Built-In NFC And Bluetooth/ Ambient Sound Mode/ Smartphone-Compatible/ Bluetooth Remote Control/ 12-Hour Battery Life/ Built-In Microphone/ Black Finish
4GB Capacity/ Waterproof And Dustproof/ Built-In NFC And Bluetooth/ Ambient Sound Mode/ Smartphone-Compatible/ Bluetooth Remote Control/ 12-Hour Battery Life/ Built-In Microphone/ Black Finish