F9-5 Bluetooth 5.0 Earphones TWS Fingerprint Touch Headset HiFI Stereo In-ear Earbuds Wireless Headphones for sport Specifications: The wireless earphone has 5.0 binaural chip, which has fast and stable connection. With bass effect, HiFi high-frequency technology and 10mm dynamic speaker unit, it brings you excellent listening experience. It has equipped with CVC8.0 built-in active noise reduction IC. It supports high definition call, playback pause, answer call, call voice assistant, volume adjustment, automatic pairing, intelligent noise reduction, etc. The wireless earphone supports smart touch, which is convenient to use. Item Name: Wireless Earphone Material: ABS Bluetooth Version: 5.0 Type: F9-5 Supported Protocols: HFP 1.7, HSP 1.2, A2DP 1, AVRCP1.6, SPP 1.2 and PBAP 1.0 Charging Voltage: DC 5V Microphone Sensitivity: -42dB Working Temperature: -10-50 Degree Celsius Frequency Response Range: 20-20000Hz Sensitivity: 120dB +/- 5dB Transmission Distance: 10m Charging Time: about 1 Hour Cumulative Battery Life: about 220 Hours Headphone Battery Capacity: 50mAh (Included) Charging Box Battery Capacity: 2000mAh (Included) Features: Wireless, Rechargeable, Smart Touch Charging Box Size: 14cm x 10cm x 4cm/5.51" x 3.94" x 1.57" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Wireless Earphones 6 x Ear Caps 1 x Charging Box 1 x Charging Cable 1 x User Manual