Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Y Legacy Intel® Core™ Processor Intel Core i3-xxx HDMI 1 HP ProBook 4720s + UK727A, Intel® Core™ i3, 2,4 GHz, 43,9 cm (17.3"), 1600 x 900 piksel, 3 GB, 320 GB HP ProBook 4720s + UK727A. Keluarga pemproses: Intel® Core™ i3, Model pemproses: i3-370M, Frekuensi pemproses: 2,4 GHz. Pepenjuru paparan: 43,9 cm (17.3"), Jenis HD: HD+, Resolusi paparan: 1600 x 900 piksel. Memori dalaman: 3 GB, Jenis memori dalaman: DDR3-SDRAM. Kapasiti keseluruhan storan: 320 GB, Jenis pemacu gentian kaca: DL Super Multi DVD. Model penyesuai grafik papan ibu: Intel® HD Graphics, Model penyesuai grafik penuh: AMD Mobility Radeon HD 4330. Sistem operasi yang dipasang: Windows 7 Professional. Berat: 2,97 kg