Bluetooth Wireless Earphones LED Display Sports Earphones

Vocalism Principle: DynamicControl Button: YesActive Noise-Cancellation: NoFunction: Sport, For Mobile Phone, Common Headphone, for Video GameConnectors: USBModel Number: F9 Bluetooth Wireless HeadphonesCodecs: AACResistance: 32ΩFrequency Response Range: 20 - 20000HzWith Microphone: YesSensitivity: 98dBSupport APP: YesMaterial:ABScolour:blackPackage Contents:2 * Wireless earphones1 * Charging cable1 * Charging box2 * Earmuffs1 * instruction manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a