Feature: 1. Cat Ear Design: Children's earphones are designed with independent cat ear LED lights, dazzling lights and moving sound quality, an excellent choice for children's gifts. 2. 40mm Moving Coil Unit: The wireless children's earphones have a strong bass burst, clear, real sound quality and rich bass to present you with a different listening experience. 3. Bluetooth 5.0: The new 5.0 Bluetooth chip has the characteristics of high performance, high sound quality, low power consumption and high stability, allowing you to enjoy wireless freedom. 4. Comfortable: The children's earphones use leather earmuffs, which do not clip the ears. The large earshells are designed with leather earmuffs to give you a comfortable experience. 5. Parameters: The frequency response range of this luminous music headset is 20Hz‑20KHz, the supported playback format is MP3, WAV, and it includes a 400mAh lithium ion battery. Specification: Item Type: Children's Headphones Model: LX-B39C Material: ABS Bluetooth Version: V5.0+EDR Frequency Response Range: 20Hz-20KHz Speaker: 40mm Impedance: 32Ω Noise Reduction: CVC6.0 Extended Memory: 128MB-32GB Supported Playback Format: MP3 WAV Battery Type: 400mAh Li ion Battery (Included) . Package List: 1 x Kids Headphone1 x Charging Cable1 x Sound Cable1 x Manual