It have built in a built in memory 32 gb, it can store up to 100000 credit card details with pin codes.

Briefly – GSM data receiver is a GSM module receiver which with the help of special software clones and receives all credit card information from ATM`s and  POS terminals. The received information is stored by your phone or laptop. To collect this information, you just need to connect the device to your computer or mobile device and the device will send the data to your computer, with the help of the software V22.3.4. GSM receiver have also implemented a new feature, option to add power bank to incase skimming lifetime. GSM data receiver is small & you can easily hide it in your bag, clothes, pocket, or in your car – near the POS/ATM terminal.
Device has two led lights – Red and Green
Red – Device needs to charge.
Flashing red – Device can work for 30 – 40 min more, afterwards it needs to be recharged or added power bank or usb charger.
Green+Red – Device is working.
Flashing green – Device is connecting.

Price for GSM Data Receiver $1900 USD with shipping included.

Price for GSM Data Receiver + MSR credit card writer and 100 empty blank cards $2015 USD with shipping included.