ITEM NAME:A6 TWS Wireless Earbuds Bluetooth Earphones Headset w/Charge Case (Black) A#S Product Description Description: Feature: 1. The headset is Bluetooth 5.0, which can provide high-speed data transmission and stable performance. 2. The 10 meter effective distance transmission allows you to make clear calls, and the high sensitivity of the microphone can help you make handsfree calls easily. 3. The high-end speaker brings you powerful bass, which brings you wonderful fun to listen to music 4. Super long listening time for 4 hours. Functions: There are incoming call answering, hang up call registration, music pause / play, voice number reporting, last phone number redial, incoming call number reporting, intelligent voice prompt, power display, noise reduction Specifications: Model: A6 Color: Black Material: ABS + PC Bluetooth version: 5.0 Impedance: 32 ÃŽ © Sensitivity: 123dB Frequency response: 20-20KHz Earphone capacitance: 50mAh Electric quantity of charging box: 500mAh Charging time: about 2 hours 20 minutes Standby time: about 100 hours Music time: about 5 hours Talk time: about 3 hours Support protocol: A2DP / AVRCP / HSP / HSF Charging interface: Micro USB interface Effective distance: 10m Charging power supply: AC input 110-240V DC output 5V Weight: 150g Package size: 15 * 10 * 5cm/5.9*3.93*1.96'' Note: 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. Included: 2 X Bluetooth Earbuds 1 X Charging Box 1 X User Manual.Earphone capacitance: 50mAh. The headset is Bluetooth 5.0, which can provide high-speed data transmission and stable performance. Impedance: 32 ÃŽ ©. Included: 2 X Bluetooth Earbuds. Bluetooth version: 5.0.