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Knowles SR6438NWS-003
In Stock
Please send RFQ , we will respond immediately.
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prices and inventories about the part.
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(Please remember to check the spam folder if you didn't hear from us).
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extent, the sales manager is going to reconfirm the order and let you know if there
are any updates.
Shipping Cost
Shipping starts at $40, but some countries will exceed $40. For
example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time
zone and country.
Currently, our products are shipped through DHL, FedEx, SF, and UPS.
Delivery TimeOnce the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.| Parameters | |
|---|---|
| Mfr | Knowles |
| Series | SR |
| Package | Tray |
| Product Status | Obsolete |
| Technology | Magnetic |
| Type | Receiver, Balanced Armature |
| Frequency Range | 200 Hz ~ 9.4 kHz |
| Frequency - Self Resonant | - |
| Impedance | 55.5 Ohms |
| Efficiency - dBA | 109.50 |
| Efficiency - Testing | - |
| Efficiency - Type | Sound Pressure Level (SPL) |
| Port Location | Top |
| Shape | Round |
| Material - Cone | - |
| Material - Magnet | - |
| Ingress Protection | - |
| Ratings | - |
| Termination | Solder Pads |
| Size / Dimension | 0.252" Dia (6.40mm) |
| Height - Seated (Max) | 0.163" (4.14mm) |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | Not Applicable |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| HTSUS | 8518.29.8000 |
| Standard Package | 25 |
55.5 Ohms Receiver, Balanced Armature Speaker 200 Hz ~ 9.4 kHz Top Round
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