FANGTUOSI Mini Wireless Bluetooth Earphone V5.0 Stereo in-ear Headset with Mic Sports Running Earbuds Earphones for Android IOS Features: 1. 100% brand new and high quality. 2. The bluetooth 5.0 master control chip, support handsfree date connection in 10m. 3. Can talk, listening to music. 4. Built-in DSP audio processing system, can be a very good eliminate Noise and echo, to ensure clear communication, and music. 5. Super Mini design earphone hidden in the ear, Small and light, stealth design. 6. Safty battery protection to ensure working time to 5 hours. 7. The headset connect 2 bluetooth devices at the same time, such as Iphone Samsung, Huawei etc Phones, PC, PAD, and other devices Calling, Music, Gaming. 8. Standby Time: about 100-150 hours Spescifications: Headphone Type: Both left and right ears can be used Bluetooth Version:V5.0 + EDR Bluetooth Profiles: Hands free / Headset Supporting Agreement: HEP / HSP / A2D / AVRCP Transmission Range: more than 10 meters Battery Type: 55mA rechargeable lithium battery Charging Time: about 1h-2h Working Time: Music 4-6 hours (The Volume will affect the time) Standby Time: about 100-150 hours Frequency Range: 2.40-2.48GHz Distortion factor: ≤1% Frequency Response: 20Hz-20KHz Wearing Styles: in-Ear / stealth headphones MIC: yes Notice: It only contains one earphone, and the left ear and right ear can be used back and forth, which is very convenient. Package Content: 1 x Mini L16 Bluetooth Earphone 1 x USB Charging Cable 1 x User Manual