Model Number: WD-SR111 Brand Name: Weide Key Specifications/Special Features: Features:Fashion elegant foldable designUltimate sound quality ergonomic housing design for the better sound and ultimate wearing comfort with well cushioned leather ear pads for great wearing fitness and noise cancelling isolationProfessional manufacturerOEM, ODM orders are welcomeTechnical specifications:

Frequency response: 20Hz-20kHz

Speaker impedance: 32Ω

Driver unit: 40mm speaker

Rated power: 20mW

Plug: 3.5mm3P/4P