Mini Wireless bluetooth 5.0 TWS Earphone Digital Display Sports Headphones with Mic Charging Case

Description: bluetooth version: V5.0+EDR;  Wireless frequency: 2.4ghz;  Support agreement: A2DP1. 3 / HFP1.6 HSP1.2 / AVRCP1.6 / D11.3;  Transmission distance: 10 meters;  Battery capacity: 50mAh;  Charging voltage/current: 5V/1A;  Playback/call time: approximately 4 hours;  Charging time: about 1 hour;  Standby time: 120 hours;  32 Ω speaker impedance: phi 8 mm;  Sensitivity of microphone: -42 db;  Operating temperature: -10-50℃;  Gross weight: 4g*2;  Charging bin parameters;  Input voltage/current: 5V/1A;  Battery capacity: 2000mAh;  Gross weight: 69g;     Features: - Pick up automatic matching, receive automatic shutdown charging.  - Dual noise reduction technology, comprehensive reduction of noise interference, enjoy high-quality stereo sound.  - The separate design of the two ears can be connected to a mobile phone at the same time or can be used independently, which is equivalent to two separate earphones.  - IPX5 waterproof design, can resist rain and sweat, suitable for sports wear.  - Listening to music for 6 hours, low power consumption.  - Bilateral stereo voice, bilateral call, restore the phone end quality call experience.     Package included: 2 x Wireless earphone;  1 x Charging Case;  1 x Charging Cable;  1 x Manual