The Angelbird AV Pro CFExpress 256GB memory card is an extremely capable and fast working storage unit. Designed to effortlessly record large and detailed files, it works at ultra-fast speeds and allows you to feel confident about the safety of your files. With the ability to record 4K to 12K RAW files, it is suitable for even the most professional of creators.

With a maximum write speed of 1500 MB/s and a maximum read speed of 1700 MB/s, the card can tackle just about any challenge. These speeds allow it to keep up with the demand of modern photography and video equipment, ensuring you continually receive optimal results.


256 GB

Form Factor

CFExpress Type B

Maximum Read Speed

1700 MB/s

Maximum Write Speed

1500 MB/s

Sustained Read Speed

1000 MB/s

Sustained Write Speed

550 MB/s


2,400,000 Hours

Data Reliability

Built-In EDC / ECC Function

DC Voltage

3.3 V ± 5%

Power Usage

Sleep: <50mW

Idle: 0.45W

Max: 2.40W

Angelbird AV Pro CFExpress 256GB


* Dispatch timeframes are indications only and may vary for multiple quantities. Timeframes are updated regularly during normal business hours.