SHOKZ Open Swim Headset Wireless Neck-band Sports Black

Headphone frequency: 20 - 20000 Hz | Connectivity technology: Wireless | Recommended usage: Sports | Battery voltage: 5.25 V | Continuous audio playback time: 8 h | Product colour: Black | Audio formats supported: WMA | Cables included: USB | Bluetooth: No | Protection features: Waterproof | Control type: Buttons | Volume control: Button | Audio formats supported: MP3 | Pouch: Yes | Headset type: Binaural | Headphone sensitivity: 96 dB | Wearing style: Neck-band | Battery type: Built-in battery | Number of songs: 1200 | Standby time: 240 h | Audio formats supported: WAV | Housing material: Titanium | Weight: 30 g | Ear coupling: Intraaural | Product type: Headset | Audio formats supported: AAC | Audio formats supported: FLAC | Internal storage capacity: 4 GB | Battery capacity: 183 mAh | Battery recharge time: 2 h | International Protection (IP) code: IP68 | Ear pads: Yes