B39 Light-emitting Ear Headset Folding Wireless Plug-in Card Subwoofer Bluetooth Headset Features: 【Foldable & Stretchable】Headphones feature a on-ear foldable design, space when on storage.Built-in 400mAh rechargeable battery can realize about 7 hours of playing with LED lights. 【Comfortable】The headband with soft cushion and pressure-relieving ear pads to ensure long-wearing comfortable without stress, suitable for people with different ages. 【Cute Ear】Bluetooth headphones features with a lovely ear design and fancy LED lights. The wireless headphone designed with unique color, perfect for kids and adults wearing. 【Virtual Surround Sound, Clear Bit Recognition】 An all-around immersive experience, which enables the built-in 7.1 virtual surround sound effect by driving, provides a powerful positioning effect and excellent degree of restitution, and keeps the sound of gunfire and footsteps in a clear and balanced way, and every move. 【Good gift】Perfect Christmas/Valentine's Day/Birthday gift for family and, suitable for office work/sport/school/traveling, etc. Product Description: Product parameters: Wearing mode: folding Bluetooth version: Bluetooth 5.0+EDR Support Bluetooth profiles: A2DP 1.2, AVRCP 1.0, HSP, HSF 1.5 Battery: 400 mah Horn: 40mm/32 Ω Transmission range: ≤ 10M Plug in card playing: supports playing songs in the external . Indicator light: the red and blue lights flash when the machine is , the blue lights flash when the machine is connected, and the red lights for charging are fully charged and off. Headset charging: rechargeable 3.7V/400MAH polymer A lithium battery with overcharge and overdischarge protection. Charging port: USB charging port Normal charging time: about 2 hours Music playback time: Call duration: ≤ 6 hours Standby time: 200 hours Single gross weight: 275g Package size: 13 * 19 * 8.5cm Packing list: 1x Headphones 1x Instructions 1x charging cable Hello, Dear Customer, (ლ╹◡╹ლ) Welcome to ☛WICVIK☚ Store ! The product in our shop are made of high quality materials，The latest design in 2023 is the best gift for you.This product makes your home fun! Our store is seriously making home products, we look forward to your first visit! Clearance sale of products at great prices, welcome to our store to choose products! Feel free to contact us if you have any questions.We will solve your problem within 24 hours!