F9-9 Bluetooth 5.0 Noise Cancelling Headphones Smart Battery Display Gaming Gaming Headset Features: This true wireless Bluetooth headset uses Bluetooth 5.0 chip, automatic pairing power-on, built-in active noise reduction IC, high-definition call, large-capacity and long-lasting battery life. This product uses 14.2 graphene diaphragm, professionals alloy sound transmission network, intelligent noise reduction, 108dB sensitivity, oxygen- copper voice coil. Two connection methods: single/dual use, ear listening exclusive, binaural listening HiFi stereo. Smart operation: automatic power on/off/answer/reject/previous/next/call. To ensure that there is no delay in 5.0 Bluetooth games, the cabin can be used as a mobile phone and a mobile phone emergency power supply. The headset supports fingerprint intelligence and refuses to press keys Possess IPX6 rating, not afraid of rain and sweat Binaural high-definition call, 5.0 automatic power-on pairing, CVC8.0 built-in active noise reduction IC. Product Description: Scope: Bluetooth version: 5.0(binaural call) Working temperature: -10° — 55° Headphone speaker: φ8mm Headphone battery capacity: 50MAH Transmission distance: 10m Operation: Fingerprint Talk time: 4-5 hours Play time: 4-5 hours The number of times the earphone box can be charged: 40 times Charging warehouse capacity: 2000 mA Support system: all devices and mobile phones that support Bluetooth Size:8*2.5*5.5cm Package Included: 2x headphones 1x data cable 1x charging compartment 1x instruction manual 4x ear caps