minus-squareRecallMadness@lemmy.nztoTechnology@beehaw.org•Walmart's use of digital price tags signal the future of retail shopping, but consumers are worriedlinkfedilinkarrow-up1·3 months agoThey are also IR controlled. A lot of them have a little window on the front of the unit, and an array of transmitters in the ceiling. linkfedilink
They are also IR controlled. A lot of them have a little window on the front of the unit, and an array of transmitters in the ceiling.