Hi,my dear angel, welcome to Jacenvly, our products are cheap and good quality, price is fair, you can't miss it. If this product is not your style, please click on our store, we have many kinds of products, there will be you like and suits you. If you have any questions about your purchase, please send us the first message, we offer world class customer service to make your purchase without your worries. Have a nice day. S200 Bluetooth 5.2 Earphones Charging Box Wireless Headphone Sports Earbuds Headsets With Microphone Features: This true wireless Bluetooth headset uses Bluetooth 5.0 chip, automatic pairing booting, built-in active noise reduction IC, high-definition call, large-capacity and long-lasting battery life. This product uses 14.2 graphene diaphragm, alloy sound transmission network, Intelligent noise reduction, 108dB sensitivity, oxygen-free copper voice coil. Two connection methods: single/dual free use, single ear listening exclusive, binaural listening HiFi stereo. To ensure that there is no delay in 5.0 Bluetooth games, the electric cabin can be used as a mobile phone holder Binaural high-definition call, 5.0 automatic power-on pairing, CVC8.0 built-in active noise reduction IC. Product Description: Bluetooth version: 5.0 (binaural call) Support protocol: A2DP, AVRCP, HFP, HSP, SPP Working temperature: -10° — 55° Speaker frequency response: 50HZ-20KHZ Charging voltage: 5V-500MA Earphone speaker: φ6mm Headphone battery capacity: 50MAH Storage box battery capacity: 300MAH Transmission distance: 10m Operation: Fingerprint Talk time: 4-5 hours Play time: 4-5 hours Support system: all devices and mobile phones that support Bluetooth Package Included: 2x headphones 1x data cable 1x charging compartment 1x manual 4x earmuffs Features: This true wireless Bluetooth headset uses Bluetooth 5.0 chip, automatic pairing booting, built-in active noise reduction IC, high-definition call, large-capacity and long-lasting battery life. This product uses 14.2 graphene diaphragm, alloy sound transmission network, Intelligent noise reduction, 108dB sensitivity, oxygen-free copper voice coil. Two connection methods: single/dual free use, single ear listening exclusive, binaural listening HiFi stereo. To ensure that there is no delay in 5.0 Bluetooth games, the electric cabin can be used as a mobile phone holder