PROMATE Velcon High-Definition ANC Wireless Neckband Earphones

Bluetooth Version: V5.0

Bluetooth Profiles: A2DP, AVRCP, HSP, HFP

Driver Diameter: Ф13mm

Input Rating: 5V/1A

Impedance: 32Ω

Frequency: 20Hz-20KHz

Reduction Noise Frequency: 28db~35db

Charging Time: 1 hour

Standby Time:  70Hrs / ANC ON: 38Hrs

Playing Time: 35Hrs / ANC ON: 30Hrs

Battery Capacity: 220mAh

Battery Type:  Li-Polymer

Operating Distance: 10 M

Input Port type: USB-C