Fones de ouvido Bluetooth estilo colar FineBlue F910 de qualidade imbatível com protetores auriculares telescópicos estéreo esportivos e vibratórios

Function Introduction 1. Version V4.1 CSR Master Control 2. Bluetooth stereo music playback function (A2DP) 3. Can simultaneously connect two mobile phones (one for two) 4. The battery level can be displayed on an iPhone 5. Adopting noise reduction and echo suppression technology, the sound quality remains excellent in any noisy environment 6. Long standby time (about 7 days), listening to music for up to 6 hours 7. One click power on pairing, can remember automatic connection 8. Can switch between Chinese and English voice commands Technical Parameter Bluetooth version: V4.1 Wireless frequency: 2.4GHz Transmission power: Class2 Transmission range: 10 meters Charger power supply: 110-240V Product accessories: USB/manual/clip/outer packaging Due to different shipping batches, there may be slight differences in the outer packaging of certain products. We will provide users with aesthetically pleasing and high-quality outer packaging without affecting product quality. The SKU image in some products may display multiple products of the same style, for reference only. If the specifications are not clearly stated, the quantity of goods in that specification is 1 piece. [Product Testing]: Before shipping and packaging, our company will also conduct individual tests to ensure that you receive the goods without any quality issues. If there are quality issues, please communicate with me in a timely manner so that the problem can be resolved and unpleasant incidents can be avoided. Thank you for choosing our product!