O2 Annual Data SIM – 1 TB (1000 GB) for 12 Months

The O2 Annual Data Connection SIM gives you a massive 1 TB (1000 GB) of mobile data valid for 12 months. Ideal for users who need high-volume internet on the go – with no contract or monthly top-ups. Perfect for routers, tablets, modems, or mobile hotspots.

Key Features

• 1 TB total data: 1000 GB available to use anytime over 12 months
• Long validity: Full-year usage (365 days from activation)
• No contract: One-time prepaid – no recurring fees
• Triple-cut SIM: Compatible with all devices (Standard / Micro / Nano)
• O2 LTE/4G network: Reliable and fast mobile internet across the Czech Republic

Technical Specifications

• Data volume: 1 TB (1000 GB)
• Validity: 12 months from activation
• Network: O2 Czech Republic
• SIM format: Triple-cut (Standard / Micro / Nano)
• Device compatibility: Phones, tablets, routers, modems, mobile hotspots

Ideal For

• Heavy mobile data users looking for long-term internet access
• Remote workers, students, or digital nomads
• Routers or home backup internet where fixed-line is not available

Note: Data is valid for 12 months from first use. No additional top-up is required unless you use up the full 1 TB.