1. true wireless headphones can be used mono or binaural2. bluetooth 5.0 + er / dr technology, data transfer more stable and fast3. ipx67 waterproof rating, no need to worry about sweat or water damage4. small size charging case with 200 mA capacity, charging earphones anytime anywhere5. capacitive touch button design, touch sensitive, easy to operate6. Built-in microphone for hands-free dial 1. bluetooth version: Bluetooth 5.0 + er / bdr 2. Battery capacity: 50 mA headphones x 2 3. Charging box: 440 mA 4. Charging time: about 60 minutes for earphone and about 1.5 hours for charging box 5. Talk time: about 5.5 hours 6. Music time: about 5 hours 7. Standby time:> 2800 hours 8. Function: Dual call, music player 9. Support protocol: hfp 1.7, hsp 1.2, a2dp 1.3, avrcp 1.6 10. speaker: 8 / graphhene film, low, medium and high frequency band full 11. Storage Box: Metal + aluminum oxidation process 12. Earphones: ipx67 waterproof, sweetbluff, dust-proof 13. Shipping box size: 22.3x22.3x87.9 millimeters 14. Headset size: 17.1x17.1x26.8 millimeters Pack: 1 x pair of bluetooth earphones tws s5 2 x headphones 1 x Charging box 1 x charging cable 1 x user manual Brand TWS Earbuds SKU 100320063_NP-1020594169 connector_1 3.5MM Wearing type In-Ear wireless_connectivity Bluetooth