S9 wireless Bluetooth headset Mini in ear sports mono Bluetooth 5.0 stereo TWS headset

Break free and speak freely Mini invisible, hidden in the ear Their tiny size makes them hard to spot hidden in your ears Fine carved ring, specially designed for small ear canal Multi-point calculation and arrangement of the position of the small ear canal Make the shape of the earphone fit the small ear canal just right Graphene biofilm speaker Three frequency balance, 1000 yuan level surging sound effects, high pitch sweet intonation, bass sinking sound in its environment Wear on the left and right ears, firmly and without pain Ergonomic design, more comfortable fitting soft silicone ear cap comfortable wearing Steady continuous connection Bluetooth 5.2 chip Advanced Bluetooth 5.2 transmission technology 10 m transmission range stable connection without delay continuous line High capacity battery Listen to music for 4 hours straight Built-in 50mAh battery, combined with high performance and low power chip, can listen to music and talk continuously for 4 hours when fully charged Micro socket, one hour full Equipped with Micro charging port, high-speed charging can be achieved without additional operation