Sell 1Pc Neck-Style Magnetic Bluetooth Headset Wireless Sports Headset Hanging Neck Bluetooth 5.0 In-Ear Headset for Running best price

specifications: the earphone is equipped with 1.42mm drive to deliver stunning sound for an enjoyable listening experience. built-in large capacity battery which can up to 10-14 hours working time and 300 hours standby time. it works with bluetooth 5.0 chips to ensure stable and fast connection. ipx5 life waterproof rate can keep the sweat far away. item name: earphone material: abs, metal bluetooth version: bluetooth 5.0 plan: jerry ac6956a speaker: ø14.2mm impedance: 32 ± 15%ω (at 1khz 1mw) sensitivity: 102db ± 3db frequency response: 20hz - 20khz bluetooth effective distance: 10 meters best call distance: 8 meters music time: about 10 hours talk time: about 10 hours charging time: about 2 hours battery capacity: 3.7v/120mah rechargeable battery (included) features: magnetic, neck hanging, in ear line length: 45.5cm/17.91" (approx.) notes: due to the light and screen setting difference, the item's color may be slightly different from the pictures. please allow slight dimension difference due to different manual measurement. package includes: 1 x earphone 1 x user manua