Integrated Bluetooth 4.0 and Wireless LAN 802.11a/b/g/n featuring Dual-band (2.4GHz and 5GHz) 2x2 MIMO technologyAll-in-one design saves space and cuts clutter.Realtek ALC3228-CG audioUp to 3.6 GHz turbo Intel Core i5 4570T dual core processor.HP 23-O014 Envy 23 inch Touchscreen, Intel Core i5-4570T, 8GB RAM, 1TB HDD, Windows 8.1 All-in-One - Computer3.5 out of 5 stars 15 customer reviews | 13 answered questionsAvailable from these sellers.Display: 10-point touch-enabled 58.42 cm 23 inch diagonal widescreen IPS Full high-definition LED backlit display (1920 x 1080) Item: 312237089339 Hp desktop all in one beats audio .