Headset bluetooth 5.0 earpiece

High quality 

Answering / rejecting and ending calls 

Volume control 

Waterproof 

Ability to connect a second earphone (included) 

Bluetooth: 5.0 

Talk time: 20 h 

Music listening time: 18 h 

Standby time: 180 h 

Charging time: 10min 

Charging input: micro USB 

Handset rotation: 180 degrees 

Range: 10m 

Headphone power: 3mW x 2 

Impedance: 16Ohm 

Frequency: 20Hz - 20KHz 

Microphone sensitivity: -42dB 

Microphone impedance: 2200Ohm

 Color: black 

Set includes: Brand new handset, additional earphone for micro USB, replaceable eraser Micro USB cable