HP CQ57-214NR, CQ57-229WM, CQ57-218NR Optical drive select, Audio and video, Ethernet, Wireless

Category	Description	Computer models	Computer models
		equipped with an	equipped with an
		AMD processor	Intel processor

	Customer-accessible		√	√
	Serial ATA		√	√
	Supports the following hard drives:		√	√
	●	500-GB, 5400-rpm
	●	320-GB, 5400-rpm
	●	250-GB, 5400-rpm
Optical drive (select	Fixed		√	√
models only)
	Serial ATA		√	√
	12.7-mm tray load		√	√
	DVD±RW and CD-RW Super Multi Double-		√	√
	Layer Combo Drive with LightScribe
Audio and video	Single digital microphone		√	√
	HD audio		√	√
	Presario-branded Altec/Lansing speakers		√	√
	Supports Microsoft Premium requirements		√	√
	HP VGA webcam (select models only, fixed, no		√	√
	tilt with activity LED, 640×480 by 24 frames
	per second
Ethernet	Integrated 10/100 network interface		√	√
	card (NIC)
Wireless	Integrated wireless local area network (WLAN)		√	√
	options by way of wireless module
	One or two WLAN antennas built into		√	√
	display assembly
	Support for the following WLAN formats:		√	√
	●	Atheros AR9002WB-1NGB 802.11b/g/n
		1x1 WiFi and Bluetooth 2.1+EDR Combo
		Adapter (BT3.0+HS ready)
	● Ralink 5390GN 802.11b/g/n 1x1
		WiFi Adapter
	●	Realtek 8188BC8 802.11a/b/g/n 2x2
		WiFi and Bluetooth 3.0+HS
		Combo Adapter

● Realtek 8188GN 802.11b/g/n 1x1 WiFi Adapter

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