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MUMIO

ZX SPECTRUM DEVICES · BUILT IN POLAND

Full-hardware ZX Spectrum replicas on the Sizif‑512 board. Not an emulator: real hardware, real AY sound, demos that lean on the quirks of the original and still work. Assembled and tested by hand, then posted from Poland.

Contact

A person reads every message, usually the one who built the machine.

contact@mumio.dev
+48 575 080 805
+1 326 236 2801

MONDAY – FRIDAY

Poland
7:00 AM – 4:00 PM CET
USA
1:00 AM – 10:00 AM EST
12:00 AM – 9:00 AM CST
10:00 PM – 7:00 AM PST (previous day)

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Address

L-TEK Sp. z o.o.
Wenecja 6
34-100 Wadowice
Poland

Posted from Poland to fifty-six countries.

PART OF L‑TEK

  • l-tek.pl the company behind MUMIO — pressure-sensing floors and interactive surfaces
  • iamats.com the L‑TEK shop for interactive and fitness mats
  • lteklabs.com LTEK Labs Sp. z o.o., a separate company run by the same people

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© 2026 L-TEK Sp. z o.o. All rights reserved.

MUMIO is a brand of L-TEK Sp. z o.o. · VAT PL5512634153 · KRS 0000717355

ZX Spectrum Neo is built on the Sizif-512 open-hardware platform designed by Eugene Lozovoy (UzixLS), released under the MIT licence. Copyright © 2020 Eugene Lozovoy. MUMIO is not affiliated with the Sizif-512 project.

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