Bluetooth 4.0 Wireless Sport Headphones IPX7 Level Waterproof Stereo In-ear Secure Fit Running Gym Exercise for iPhone and Android

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Product Information: Key features HiFi Grade Design: CD Sound Quality Level without Distortion Wireless earbuds with High Definition Microphone: Advanced CVC6.0 Noise Reduction Voice Prompt: Get Noticed when Incoming Call(Including the Number) or Low Battery Multipoint Connection: You Can Play Music or Make Phone Call from Either Device Connected Battery Monitor on iPhone: So You Know When to Charge Your Headset Compatible with Apple and Andriod Smartphones,Tablets, and Other Devices with Bluetooth Service Work well for running, workout, jogging and so on Technical Details Bluetooth Specification: 4.1 +EDR Bluetooth Profile: HFP1.6, HSP1.2,AVRCP1.4, A2DP1.2 RF Range: 32.8 ft Noise Reduction: CVC6.0 Stand-by Time: 80 hours Calculating Conversation Time: 10 hours Full Charging Time: 2 hours Weight: 0.02kg Shipping Weight: 0.1kg Packing Details 1x Bluetooth Headset 1x USB Charger Cable 1x User Manual Remark: the bluetooth will lose connection when you put on water , its a Physical phenomena , so earphone will not work playing music underwater , but after you take it out from the water , its still can work !