i11 TWS Wireless Bluetooth In Ear Wireless With Mic Headphones

i11 TWS Wireless In-Ear Earphone Portable Bluetooth Stereo Headset Invisible Earbuds with Charging Bank Features: 1. Support listening to songs and receiving calls. 2. Caller number, last dial-back, all intelligent Chinese and English voice prompt, boot, pairing, shut down, disconnect the phone, low power and so on will be voice prompt. 3. The Bluetooth headset connects to the phone automatically when it is turned on and off each time, which is convenient and fast. 4. Intelligent Compatibility: Supports all mobile phones with Bluetooth features, tablets, notebooks, singing bars, Q music, movies, etc. All mobile phones are universal. Specifications: Bluetooth version: 4.2 Material: ABS Output power: 30mW Charging power: DC 5V Bluetooth distance: < 10 m Frequency response: 2.4GHz Single ear battery capacity: 60mAh Battery capacity: 450mAh Size: 40*18*14mm/1.57*0.7*0.55” Notes: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.