Team Elite 256GB Micro SDXC UHS-1 Flash Card with AdapterTEAMGROUP releases the ELITE A1 Card a memory card specially made for ANDROID devices and 4K. The all new UHS Speed Class 3 (U3) and UHS Video Speed Class 30 (V30) allow you to record video in 4K UHD. The ELITE A1 Card is an A1 Class memory card that allows consumers to possess equipment with high speed application performance and fully enjoy an excellent smartphone experience.Running apps fast and smoothly with powerful performanceMobile phone memory cards Secure Digital 5.1 spec is ideal for ANDROID smartphones and pads. The performance can be improved according to A1 Cards read/write speed. The random read speed is up to 1500 IOPS(input/output operations per second) and the random write speed is up to 500 IOPS. The purpose is to allow consumers to execute apps quickly and process the related follow-up work and install more apps.4K Ultra-HD high quality video compatibleThe ELITE A1 Card offers the required performance for filming 4K Ultra HD high quality video which allows users to capture precious moment. Wonderful moments in life can be recorded with pictures but video images are needed as well when looking back. Using the ELITE A1 Card consumers can feel the smoothness when filming and playback without any lag. You can freely capture wonderful moments of life as you like and enjoy the treasured memories of the past anytime anywhere.All-around data protection. Long-lasting and durableThe ELITE A1 Card is an A1 memory card that made to endure rough conditions. It is extremely high and low temperature resistant waterproof dustproof and x-ray proof offering your data an all-around protection.Preserving the planet with an eco-friendly productELITE A1 Card is adopting eco-friendly printing technology and eco-friendly inks to contribute to preserving our planet.Key Features:Memory card for mobile devicesRun apps fast and smoothly4K Ultra-HD high-quality video compatibleWaterproof dustproof x-ray proofLifetime warrantyModelTEAUSDX256GIV30A103Write protectMicro SD (No)Micro SD to SD Adapter (Yes)Capacity256GbAdapterYesUnboxed Weight1gWorking voltage2.7-3.6VOperation temperature-25C 85C Static temperature-40C 85CData transfer rateR/W: up to 90/45MB/sR/W: up to1500 / 500 IOPsSize (W x H x D)15.0(L) x 11.0(W) x 1.0(H) mmSize Operating SystemMicro SDXC exFAT format Supports only products with the Micro SDXC logo or slotscomplying with Micro SDXC memory cards. Supports only products with SDXC logo or slots complyingwith SDXC memory cards. (adaptor required)WarrantyLifetime warranty