AWEI X660BL Magnetic Bluetooth Earphones - Sport Wireless Headphone Waterproof Earbuds Stereo Headset with microphone Earphones Network Adapters Bluetooth version: 4

Bluetooth version: 4

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wrist strap

Zebra ZC350

Connects to PC

AWEI X660BL Magnetic Bluetooth Earphones - Sport Wireless Headphone Waterproof Earbuds Stereo Headset with microphone Earphones Network Adapters Bluetooth version: 4Key Features Bluetooth version: CSR4. 2 Channel system: stereo (two channel) Battery capacity: 100mAh 3. 7V Drive unit: double moving ring 6mm Bluetooth protocol: HSP HFP A2DP AVRCP SBC Charging standard: DC 5V Connection distance: 10M (Barrier free space) IPX4 waterproof and sweatproof function CVC intelligent noise reduction Music playback time is about 4 7 hours The talk time is about 5 hours. Support iOS system power display Support for multi