• 2-driver hybrid earphone with QoA Vesper 2Pin re-cable
• Knowles 1BA + 1DD
• 3D output crystal epoxy resin is adopted for the housing, and the color is gray and green, IEM of a very beautiful design

Knowles 1BA+ proprietary 10mm diameter dynamic driver 2-driver hybrid

Knowles balanced armature 1 and 10mm dynamic driver total 2-driver hybrid earphones for rich bass and high resolution for delicate mid-to-high frequencies

2Pin re-cable compatible

High purity OFC + silver coat cable can be re-cabled with 2Pin connector. 3.5mm straight plug for better erring via adapters such as smartphones

Beautiful housing with crystal epoxy resin

Crystal epoxy resin material with high precision 3D output. Vesper, the product name, is printed on the faceplate in gold, and gray and green are designed with a sense of luxury.

QoA's sound making is based on a warm, unsiring sound.

QoA, who aims for beautiful earphones with the name of a cocktail, is also mild in sound making and hard to get tired it is also made use of in this Vesper 1BA+1DD 2-driver hybrid, 2Pin re-cable compatible, included earphone case is also highly designed and high quality


Specifications:

Weight: About 4g in one ear (earphone body + cable about 28g)

Frequency band: 20Hz-20kHz

Impedance: 16Ω

Sensitivity: 116±2db

Driver configuration:

Low frequencies: 10mm dynamic driver

Mid-high: Knowles Balanced Armature Driver

Total 2 Driver Hybrid

Housing material:

Shell: Crystal Epoxy Resin

Faceplate: UV Resin

Cable material: Silver plated high purity OFC

Cable length: About 1.2m

Cable connector: 2pin (0.78mm)

Cable plug: 3.5mm straight plug