Define the change before you build the product.

Start with a reference platform, a measurable requirement and the evidence your market will need. Feasibility is reviewed before any sample or tooling commitment.

ReferenceAn exact platform or defined category
Required deltaA measurable change, not a slogan
Approval evidenceAgreed before volume production
Reference platform · G25BT
Exact G25BT hearing-aid reference platform
Physical boundarySpecify the requested change; feasibility is not assumed.
Functional boundaryDefine an outcome that can be measured and reviewed.
Evidence boundaryName the test, sample or record required for approval.
Exact product cutout · diagram is explanatory

A verified delta—not a vague product idea.

A useful brief makes the starting point and the requested outcome comparable. If either side is unclear, the project remains a discovery task rather than a development commitment.

Reference specimenExact model shown
Exact DAERDO behind-the-ear platform with charging case
Existing platform firstA custom brief begins from a product the buyer and engineering team can both identify.
01Reference platform

Name the exact model, product family or form factor that anchors the discussion.

02Required change

Describe what must be different in measurable physical, functional or interface terms.

03Destination market

State where the configuration is intended to be supplied so document and evidence needs can be reviewed.

04Acceptance method

Define how the result will be approved: sample, drawing, test record or another agreed artifact.

Every requested change receives a status.

The page does not promise a universal menu of modifications. Scope is established against the chosen platform and the evidence needed to approve it.

01

Platform configuration

Start from an existing product architecture and identify the exact configuration change under review.

Assess by model
02

Physical change

Dimensions, housing or tooling implications must be defined before feasibility, cost or timing can be discussed.

Tooling may apply
03

Functional requirement

Translate “better” into a target, operating condition and acceptance method that can be checked.

Evidence required
04

Approval package

Agree which sample, drawing, test record or document closes technical review before the order route begins.

Project scoped

Four questions before a project is called feasible.

A positive discussion is not a feasibility decision. Each gate needs a traceable answer tied to the exact product and market context.

Can the delta be stated?The requested change is specific enough to compare with the reference platform.
Can it be assessed?Required engineering inputs, dependencies and any tooling question are visible.
Can it be verified?The buyer and supplier agree what evidence will be used to accept the result.
Can ownership be assigned?Open items and approval responsibility are named before sample work proceeds.

Show the operation that exists. Label the claim it supports.

Production-partner imagery may document an observed process. It does not, by itself, prove that a requested custom configuration is feasible or approved.

Real production-partner aging racks with multiple charging devices
Real production-partner archive · aging-rack operation shown

This image proves only the operation visible in the frame.

Custom-development approval still requires project-specific feasibility, sample and evidence review. No capability is inferred from a generic factory scene.

Evidence is reviewed by exact model, requested change, destination market and agreed acceptance method.

From brief to an approved configuration.

This page stops at technical approval. Commercial terms, production, payment and logistics belong to the separate Order Process route.

01

Technical brief

Reference platform, requested delta, market and acceptance method.

02

Feasibility review

Dependencies, open questions and project boundaries are identified.

03

Scope record

The proposed configuration and any tooling requirement are documented.

04

Sample & evidence

The agreed sample, drawing or test record is produced for review.

05

Technical approval

The configuration is accepted—or revised—against the agreed method.

After technical approval: move to commercial setup, production and delivery gates.Continue to Order Process

Send the brief that engineering can evaluate.

If an input is unknown, mark it as unknown. A clear gap is more useful than an invented specification.

Minimum useful inputs
01Exact model, product family or intended form factor
02Required change stated in measurable terms
03Destination market and intended channel
04Acceptance method, evidence need and known deadline