Passive bluetooth

TSC TDM-30 LCD DRAM 32MB/FLASH 16MB USB + MFi Bluetooth 5.0 + Passive NFC tag Receipt/Label sensor Ready for docking cradle Media hanger

TSC TDM-20 DRAM 32MB/FLASH 16MB USB + MFi Bluetooth 5.0 + Passive NFC tag Receipt sensor Ready for docking cradle Media hanger shoulder strap