The customer shows the QR on their phone (or sent it on WhatsApp). A USB scanner types it into this box — or type the 4-letter code they show you.
Orders today · auto-refresh 15s
How this connects to Omega The QR carries the whole customised order — this is an order ticket, not an invoice. Scan → lines appear → punch them into Omega (that's where the bill is made) → tap Confirm. Orders not confirmed within 30 min show as Cancelled.