Sony NW-WS623/B Waterproof and Dustproof Walkman with Bluetooth desktop-audio solid brass connectors ensure secure

solid brass connectors ensure secure signal transmission and the best audio performance

Cinnamon Coax features high-purity Solid 1

The punch line: The less dispersion in the fiber

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Sony NW-WS623/B Waterproof and Dustproof Walkman with Bluetooth desktop-audio solid brass connectors ensure secureListen to your music in the gym, on the go, or underwater with the NW WS623 4GB Waterproof & Dustproof Walkman with Bluetooth from Sony. This Walkman features Bluetooth with NFC for wirelessly streaming from your Android or iOS device. Alternatively, you can store up to 4GB of music on the player's internal memory. A built in microphone lets you take calls. The player wraps around your head for comfort with hats and helmets, and weighs only 1. 1 oz.