Bluetooth 5.0 Headset Wireless Headset Black

1. Bluetooth 5.0 chip, stable multi-data transmission, wide wireless coverage, low power consumption, power saving, compatible with various Bluetooth products. 
2. You can connect two devices at the same time, switch at any time, and listen to the phone without any delay. 
3. Single earphone use, equivalent to two independent Bluetooth earphones. Both earphones use to enter stereo mode immediately. 
4. 8mm woofer, independent cavity structure, sound in-ear design, high-sensitivity speaker, bass cymbal, let you clearly feel the layering of each tone. 
5. Support iPhone mobile phone real-time power display, convenient to replenish power in time. 
6. The wireless charging compartment has a built-in 1500mAh battery, which means it can be charged and charged more conveniently. Not just headphones, you can also charge your phone. 
7. Headphone battery capacity: 50mAh, charging for about 1 hour, playback/talk time is about 4 hours, standby time is 120 hours. 
8. IPX5 waterproof, not afraid of sweat, easy to deal with multiple humid environments. 
9. Mini compact and easy to carry. 

Parameter: 
1. Bluetooth version: V5.0+EDR. 
2. Radio frequency: 2.4 GHz. 
3. Supporting agreement: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3. 
4. Transmission distance: 10 meters. 
5. Headphone charging voltage / current: 5V / 1A. 
6. Microphone sensitivity: -42D. 
7. Working temperature: -10-50 degrees Celsius. 
8. Charging compartment input voltage / current: 5V / 1A. 

Packing list: 
Instruction manual x 1 
Charging bin x 1 
Charging cable x 1 
Earphones x 2 
Ear cap x 4