| Noise: | 0 |
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| Activity: | Passive |
| Operation Mode: | No |
| Samples: |
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| Customization: |
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| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier | Nominal diameter | mm (in.) | 210(8) |
| Nominal impedance | Ω | 8 |
| Minimum impedance | Ω | 6.2 |
| Program power (1) | W | 500 |
| AES Power rating(2) | W | 250 |
| Sensitivity (3) | dB | 95 |
| Frequency range | Hz | 71 ~ 3500 |
| Voice coil diameter | mm (in.) | 65(2.5) |
| Chassis material | Steel | |
| Magnet material | Neodymium | |
| Magnet dimensions (ODxIDxh) | mm | 64 x 10 x 10 |
| Coil material | CCAW | |
| Former material | Glass Fiber | |
| Xmax(4) | mm | 6 |
| Xmech(5) | mm | 10 |
| Gap height | mm | 8 |
| Voice coil Wingding height | mm | 16 |
| DC resistance | Re | Ohm | 5.2 |
| Resonance frequency | Fs | Hz | 71 |
| Moving mass | Mms | g | 30 |
| Compliance | Cms | mm/N | 0.14 |
| Force factor | BL | N/A | 13.8 |
| Mechanical Q-factor | Qms | 3.7 | |
| Electrical Q-factor | Qes | 0.36 | |
| Total Q-factor | Qts | 0.33 | |
| Equivalent air volume | Vas | I | 21 |
| Voice coil Inductance | Le | mH | 0.8 |
| Diaphragm area | Sd | cm² | 227 |
| Reference efficiency | Eta 0 | % | 1.8 |
| Net weight | Kg | 1.8 |
| Multipack size (2) (W x D x H) | mm | 225 x 225 x 260 |
| Multipack weight | Kg | 3.9 |
Quality Assurance
Since the raw material sent in untill the speaker sent out, every aspect of them will be fully checked.
We have many advanced test equipments to measure the quality of products. No defectives will be send out.
Our company have a nice quality control managing system(QC) that have strict management of products and staffs.
FAQ
1.Q: Are you a factory or trading company?
A: We are a manufacturer with our own factory ,we have more than 15 years experience.
2.Q: Can you do OEM and ODM?
A: Yes, both. We can put your idea into products.
3. How many days do you need to prepare the goods?
We need about 20-25 working days for large order.
Suppliers with verified business licenses
Audited Supplier 
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