Features: 1. Immersive Spatial Sound Effect, Foldable, Portable And Design, High-Performance V5.3 Bluetooth Chip 2. Color Matching, Full Of Excellence 3. Widely Compatible And Used In Multiple Scenarios 4. Built-In 40mm Ndfeb Strong Magnetic Sound Unit, Combined With A Bio-Diaphragm With High Vibration Conduction Sensitivity, The Sound Waves Are Delicate And Full. Wearing Headphones Is Like Being At A Concert, And The Sound Has Never Been So Pleasant. 5. Built-In Dual Noise Reduction Microphones Focus On Picking Up Your Voice, Effectively Filtering Environmental Noise, And Bringing Clearer Calls. Description: 1. Function: Rotatable, Foldable 2. Battery: 300mah 3. Working Hours: 15h 4. Charging Time: 2h 5. Scheme: 5.3 6. Speaker Specifications: 40mm 7. Transmission Range: 10m Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use Material: ABS colour: B-Elegant black Package Contents: 1 x Headphones 1 x Type-C Charging Cable 1 x Aux Audio Cable 1 x English instructions Only the above package content, other products are not included. Note: Light reflection 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.