Logitech MK540 Advanced - Computer Keyboard and Mouse Set - Wireless, Spill Resistant - 2.4 GHz Wireless Range of 10 Metre - UK English Keyboard Layout QWERTY - Keyboard & Mouse Bundle - Colour: Black - Hunt Office UK
Logitech MK540 Advanced wireless keyboard and mouse review: Snappy typing, no noise | PCWorld
Original Logitech MK540 ADVANCED Wireless and Mouse Combo keyboard USB QWERTY English Black (920-008684) - Mice, Keyboards & Cables - InknToner UK - Compatible & Original Printer Ink & Toner Cartridges