• Simple three-button operation, readily control

• Master-slave switch, single and double free switching

• Adopting a 180° rotatable design, the angle can be adjusted freely, both left and right ears can be worn

• 9D stereo sound, HD sound quality

• Intelligent noise reduction, HD calls

• Digital power display, the remaining power in the charging bay is clear at a glance

• Bluetooth 5.0 chip, high-speed transmission efficiency, ultra-low latency

• Ergonomic design, comfortable to wear, won't hurt your ears

• IPX5 sweatproof and waterproof, 

Specification:

• Model: YK520

• Bluetooth version: V5.0

• Support Bluetooth: A2DP/AVRCP/HFP/HSP/EDR

• Communication distance: ≥10m

• Frequency band: 2.402GHz-2.480GHz

• Speaker impedance: 13Ω±10%

• Standby time: 120 hours

• Talk/music playback time: about 5 hours

• Headphone battery capacity: 60mAh

• Charging case battery capacity: 450mAh

• Headphone charging time: about 1.5 hours

• Charging time of charging case: about 1.5 hours

• Weight: 71g

Compatible with:

• Most brands of mobile phones