Neck-mounted running sports true stereo dual dynamic coil quad-core four-speaker Bluetooth headset

Parameter：

• Bluetooth version: version 5.1
• Bluetooth distance: 10 meters
• Talk time: about 25 hours
• Listening time: about 18 hours
• Standby time: 300 hours
• Color: black, red, white，pink
• Material: skin-friendly liquid silicone
• Built-in battery specification 3.7V/300MAH
• Charging time: 2 hours
• Standby time: 300 hours
• Waterproof grade: IPX5
• Maximum support for 64G memory card（Does not include memory card）
• Complete set weight: 60G
• Size: 17*10.8*3.2cm
• Magnetic automatic adsorption: When not listening to music, the two sound chambers can be combined to automatically absorb to prevent winding and slipping.
• Can't be shaken off without hitting the neck, the neck is stable and can't be dropped, the 80° strong spring is stable to wear, and the high-speed rotation of 360° can't be shaken off in 4 hours

Packing box:

• Manual, Headphone