noise cancelling in ear headphones lightweight earphones

noise cancelling in ear headphones lightweight earphones
Product Description Features of good quality in ear headphones  :  1.Multifunctional Stereo headset   2. Fashion appearance ,noise cancelling,high quality sound   3. High quality material for long-term comfortable wearing   4. High-performance dynamic speaker gives you Hi-Fi stereo sound   5. Worked for pc,mobile phone, Iphone or other audio devices,as your requirements   6.  heaphone OEM & ODM service accept   7.  headphone with adjustable design to wear are more soild and comfortable 
  Description of good quality in ear headphones  :

Material	ABS, PVC cord
Headphones Driver Unit	Φ10mm
Headphones Impedance	32ohms
Headphones Sensitivity	58±2dB S.P.L. at 1KHz
Headphones Frequency Response	20Hz-20,000Hz
Max. Input Power	100mW
Headphones Cord Length	1m
Headphones Plug Type	3.5mm connector
Length	around 1M
Headphones Color	Optional
Headphones Packing	Color box/Blister/OEM package

    Images of good quality in ear headphones  :    Company Information       Certifications of super bass earphones earbud : Packaging & Shipping Packaging of super bass earphones earbud :
Shipping of super bass earphones earbud :       FAQ FAQ of super bass earphones earbud : Q2. Can i have my logo printed on the products and packing for headphones ? A2: Totally acceptable, OEM service grown up for 10 years.   Q3.What is your payment terms for headphones? A3: For sample: Paypal, western union; USB headsets with mic For production: T/T, L/C or negotiable terms. Thank you.   Q4.What would the delivery time for headphones? A4: Regularly 30 days after sample confirmed, ahead to 15-20 days if urgent, thank you.   Q5.In an unexpected event that there is a faulty earphone from my order, what should I do? A5: If anything happened not match to the contract, we shall recheck and give a better service for customers, penalty or free replacement if necessary, thank you.