TWS True Wireless Bluetooth 4.2 Double Earphones + 400mAh Charge Box - White The DACOM TWS (true wireless stereo) earphone brings you extraordinary music enjoyment and allows you to have hands-free phone calls. Comes with a 400mAh charger box to provide backup battery for your earphone, no more worrying about running out of power. Ergonomically designed earbuds enhance long-lasting wearing comfort and always keep earphone stable when moving around. It is great for gym, running, jogging, hiking, cycling, etc. These earbuds provide high quality, wireless sound and can be charged on the go with the charging case. Double main and subsidiary earbuds design, 360° stereo sound effect, innovative and excellent Bluetooth 4.2 technology, better sound quality With TWS CSR63120 chip for Hi-Fi calls and stable connecting Adopt True Wireless Technology, enjoy music without any tangled wires CVC noise cancellation technology reduces the noise and keeps the original sound Intelligent 400mAh charging box provides fast charge for your earphone Multi-functional button, achieved by one click Strong compatibility, compatible with devices as long as they are Bluetooth enables Compact and light-weight design Certified by CE and FCC