- support@whizzer.store
- Mon - Fri: 9:00 - 18:30
Hello friend.
We will not sell this product on Amazon due to high operating costs(*^_^*).
| Model | Whizzer OS1 Pro |
|---|---|
| Driver | Graphene Dynamic Diaphragm Driver |
| Driver Size | 10.2 mm |
| Cable Material | 5N Oxygen-free Copper ( OFC ) |
| Cable length | 120 cm |
| Sound Pressure Level | 110 dB (1 kHz, 1 Vrms) |
| Impedance | 22 Ω |
| Frequency Response | 4-25,000 Hz |
| Ear Coupling | In-ear, Closed |
| Connector | 3.5mm Stereo Jack Plug, 0.75mm 2pin Plug |
We can ship our product to most countries for free.
You may clarify with our team to see whether Standard Shipping is available to your country.
We have two shipping methods: Standard Shipping and Express Shipping.
Standard Shipping: Free for most countries/areas.
DHL Express: Via DHL Express is 5-50 USD depending on your country. If your order is over 200 USD, DHL Express Shipping is free.
Your order will be shipped within 3 business days. On normal day, once your package has been shipped out：
For standard shipping, it will take approximately 2-3 weeks for your package to arrive after it has been shipped. For some countries, it may take 2-3 months, depending on your country and its customs procedures. The time for shipping is out of our control.
For DHL Express shipping, it takes about 3-7 days to deliver the package after shipment.
*Note: Shipping time may be affected due to holidays, mass promotions or other unforeseen circumstances.
If you do not like a product you have purchased, you may return it within 7 days of receiving it. To be eligible for a return, your product must be unused and in the same condition as the product you received. It must also be in the original packaging.
Note: Eartips doesn’t apply to the free return policy.
Whizzer offers a 1-year warranty on headphones, cables, and DAC/AMP. Eartips and gifts that come with the product are not covered by the warranty. To request a warranty or to confirm if your product is eligible for return/warranty, please contact us.
The warranty does not cover private DIY products, just as the warranty will end if you make changes to the software or hardware without Whizzer’s authorization.
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