DAC or DSP direction
Confirm the selected digital audio solution, supported sampling direction and whether DSP tuning or additional functions are part of the project.
What buyers should define before sampling.
A reliable Type-C IEM OEM manufacturer should translate the buyer's market position into a complete digital-audio specification. A USB-C connector alone does not confirm compatibility, microphone performance or the final sound.
Start by defining the destination devices, intended retail level, required microphone controls, preferred acoustic signature and packaging scope. The factory can then shortlist a suitable private-label IEM platform and quote the same confirmed specification.
Target devices and markets
List the Android phones, tablets, laptops or other USB-C devices used for validation. Compatibility must be checked against the approved sample.
Microphone and controls
Define microphone use, call quality direction and button requirements. Digital and analog modes should not be treated as the same signal path.
Driver and tuning target
Choose dynamic or hybrid direction, impedance, sensitivity and target response according to the customer group rather than marketing claims alone.
Housing and cable
Confirm molded or metal-cover construction, cable material, braid, length, strain relief, microphone shell, logo method and finish.
MOQ, samples and packaging
Request the sample cost, normal OEM MOQ, artwork requirements, package contents, production schedule and destination-market compliance scope.
Recommended RFQ sequence for a USB-C IEM project.
A structured RFQ prevents quotations based on different specifications and reduces repeated sample changes.
Send the market brief.
Include target country, sales channel, retail position, estimated quantity and preferred Type-C IEM style.
Shortlist production-ready platforms.
Compare housing, driver, digital audio platform, microphone, cable and customization range.
Approve the engineering sample.
Test device compatibility, playback, microphone, buttons, comfort, sound signature and visible workmanship.
Freeze the commercial specification.
Confirm logo, color, accessories, packaging, inspection standard, MOQ, price and delivery schedule before production release.
Example JRT Audio Type-C IEM directions.
| Model direction | Digital / driver platform | Project use |
|---|---|---|
| SP-102 | Type-C digital IEM, 9.2 mm dynamic driver | Entry or mainstream private-label USB-C audio range |
| SP-202 | Type-C direction, 1DD + 1BA option | Upgraded hybrid platform and differentiated sound positioning |
| SP-122 / SP-122-M | 3.5 mm or Type-C project option, hybrid direction available | Monitoring-style range with configurable cable and tuning |
Final chipset, functions, acoustic result, compatibility, appearance and commercial terms are confirmed through customer-approved project documents and samples.
Need a Type-C IEM model recommendation?
Send your target market, connector and microphone requirements, expected quantity and price position. JRT Audio can return a focused model shortlist, sample plan, MOQ and OEM quotation.