Bluedio T-elf - Wireless Earbud

Description:Bluedio Telf TWS Bluetooth 5.0 Wireless Headset1. Wireless design, lightweight, high sound quality, ergonomic shape.2. Open the battery compartment to pair the connected devices, inging you a new way of music life.3.Bluedio's unique technology: VFT vector flow boost control bass compensation technology. Make the headphones sound more HD and no noise.4.Bluedio's newly designed speaker unit makes the sound purer and more pleasant.5. High-definition stable call quality.6. The device can be changed by voice, and the earphone can be used alone.7.650mAh large capacity battery compartment with long battery life.8. Compatible with IOS and Android.Specifications:parameter:Bluetooth version: 5.0Frequency range: 2.4GHz - 2.48GHzSupporting protocols: A2DP, AVRCP, HSP, HFPFrequency response range: 20Hz - 15KHzStandby time: about 1000 hoursMusic / talk time: about 7 hoursCharging time: about 1 hour for headphones, about 2.5 hours for charging boxInput voltage / current: 5V/> 1 00mAOutput power: 7mW+ 7mWHeadphone charging plug needs to be limited to 5V output interfacePackage Included:1* battery compartment2* earphone1* instruction manual1* charging cable