O2 SIM Only 30GB 5G Deal with Unlimited Calls & Texts for £7pm

O2 SIM Only plan offers 30GB data (60GB with Volt), unlimited minutes and texts, and EU roaming for £7 per month on a 12-month contract. This mid-range 5G SIM deal is ideal for everyday users who want a balance of data and value. No voucher is required; simply select the plan on the O2 website and complete signup online. No screenshot is required for this deal.