The all-in-one KD69 point-of-sale terminal with speaker from Nexgo provides visual and audio notifications to cardholders when a sale is confirmed. The KD69 uses a realtime operating system (RTOS) and an ARM Cortex-A5 processor. Model KD69R uses an ARM Cortex-M4 secure processor and supports QR code, EMV, NFC and mobile payments. It is PCI PTS 7.x certified. KD69 devices include 2.3-inch rear and 2.8-inch front-facing color LCD screens. They measure 103.8 mm (L) x 88.1 mm (W) x 153.2 mm (H).