SHOKZ OpenSwim Pro Headset Wireless Neck-band Sports Bluetooth Black, Red

Microphone type: Built-in | Continuous audio playback time: 6 h | Wearing style: Neck-band | Bluetooth profiles: AVRCP | Protection features: Waterproof | Headset type: Binaural | Recommended usage: Sports | Connectivity technology: Wireless | Volume control: Button | Wireless range: 10 m | Microphone sensitivity: -38 dB | Product colour: Black | Battery capacity: 160 mAh | Weight: 27.3 g | International Protection (IP) code: IP68 | Bluetooth: Yes | Ear coupling: Bone сonduction | Product type: Headset | Warnings: Keep away from children. | Headphone sensitivity: 105 dB | Battery recharge time: 1.5 h | Product colour: Red | Headphone frequency: 200 - 20000 Hz | Bluetooth profiles: HFP | Warnings: Regularly check the condition of the batteries to prevent leaks. | Control type: Buttons | Warnings: Do not use near sources of heat or flame. | Bluetooth profiles: A2DP