Screens, Sound and Connectivity: Speccing Tech That Ages Well

How Should You Specify Technology in a VIP Conversion?

Around a single principle: the cabin will outlive the electronics in it. Leather, veneer and seat frames are good for many years. Screens, processors and connectivity standards are not. A tech package that can be updated without disturbing the interior is worth more over a vehicle life than a more impressive package that is built in permanently.

The obsolescence problem, stated plainly

A conversion is a long-lived asset. The screen specified today will look ordinary in three years and dated in five, and the connectivity standard current at build time will have been superseded. This is not a criticism of any product; it is simply the rate at which consumer electronics move relative to vehicles.

Two conclusions follow. First, resist the temptation to specify the maximum available technology, because the premium paid for the latest generation depreciates fastest. Second, and more importantly, ask how each component is mounted. A screen fitted into a bespoke panel with concealed cabling is a beautiful installation and an expensive future problem. A screen mounted so it can be exchanged for a later one, in a housing designed to accept a range of sizes, is worth a modest compromise in how flush it sits.

Screens: placement matters more than specification

Viewing distance in a VIP cabin is short — typically well under two metres — which means very large screens are not necessarily better. A screen too large for the viewing distance forces passengers to move their heads to take in the whole image, which is tiring rather than impressive.

Placement carries three constraints that specification sheets never mention. Sightline: a screen mounted where a passenger must look up or twist will not be used. Glare: in a cabin with a large glass area in bright daylight, a screen facing a window is unreadable for much of the day, and gloss trim around it makes this worse. Reflections at night: a bright screen reflects in the glass beside it, which is both distracting and a privacy consideration.

Matte screen finishes and matte surrounds address most of this, and are one more reason surface finish and technology belong in the same conversation as trim.

Audio in a small hard-surfaced space

A vehicle cabin is an acoustically difficult room: small, hard-surfaced and asymmetric. Adding more speakers and more power does not solve that, and frequently makes it worse.

What does help is the acoustic work discussed in our guide to soundproofing and insulation. A quiet cabin with a modest audio system sounds considerably better than a loud system in a noisy one, because you are no longer competing with road noise for the same frequencies. If the budget must choose between a larger audio specification and a thorough acoustic package, the acoustic package improves both the audio and everything else.

Speaker placement also matters more than count in a cabin where seats face each other, because there is no single listening position. A system designed around one seat will be wrong for the others.

Connectivity and charging

The practical requirements are unglamorous and consistently underestimated. Enough charging points that four to six passengers do not compete for them. Charging positioned where people actually sit rather than where cabling was convenient. Wireless charging surfaces that hold a phone through a roundabout rather than sliding it into a footwell. And a network arrangement that works in the areas the vehicle actually travels through.

Charging in particular is where cabins are most often under-specified, because it is invisible on a specification sheet and obvious on every journey.

Who is going to operate this?

A tech package is only as good as the least technical person who has to use it, and in a chauffeur-operated vehicle that person is often a guest who has never been in the car before.

This argues against complexity in a way specification sheets never capture. A cabin where the lights, screen and climate each have their own interface, in different places, with different logic, is a cabin where guests ask the driver to do everything — or simply sit in the dark rather than admit they cannot find the control.

The test is straightforward and worth running before signing anything: can someone who has never seen the vehicle turn on a reading light, adjust the temperature and mute the audio within thirty seconds, without instruction? If not, the specification has bought capability at the cost of usability, which in a vehicle whose purpose is to impress guests is the wrong trade.

The power budget, again

Screens, amplifiers, routers, powered seats, lighting and additional climate equipment all draw from one system. The total has to be designed for, including what happens when the vehicle sits parked in heat with equipment on standby.

Ask how the electrical system is sized for the complete specification rather than component by component. This is one of the clearest differences between an engineered build and an assembled one.

Questions worth asking

• Can each screen be replaced later without dismantling trim?

• How does the screen perform in daylight, and is the surround matte?

• How is the audio system laid out for a facing seating arrangement?

• How many charging points are there, and where exactly?

• How is total electrical load calculated, and what draws power at standby?

• What does the conversion warranty cover on electronics, and for how long?

Common questions

Is a ceiling-mounted or seat-back screen better?
It follows the seating layout. Facing configurations generally suit a partition-mounted or fixed central screen; forward-facing layouts suit seat-back mounting.

Does more equipment mean more heat in the cabin?
Electronics generate heat, and in this climate that is worth accounting for in the climate design rather than discovering later.

Can the tech package be upgraded in a few years?
That depends entirely on how it is installed today, which is the argument this article is making.

Specify for replacement, not for the launch

The cabin is the permanent part and the electronics are the temporary part. A specification that respects that difference produces a vehicle that still feels current in five years. One that buries the newest available equipment in bespoke joinery produces a vehicle that feels dated and cannot easily be fixed.

VLine Design has completed more than 600 conversions from its Al Quoz workshop in Dubai since 2021. Our V-Class VIP conversion service page sets out how a build is scoped, and our team can plan a technology package with future replacement in mind.