Dell Inspiron 1521 (Mid 2007) - Manual (Page 183)

Specifications
183
Consumer IR sensor compatible with Philips RC6 (receive
only)
Mini Card three Type IIIA Mini-Card slots
Modem RJ-11 port
Network adapter RJ-45 port
S-video TV-out 7-pin mini-DIN connector (optional S-video
to composite video adapter cable)
USB four 4-pin USB 2.0-compliant connector
Video 15-hole connector
Communications
Modem:
Type v.92 56K MDC
Controller softmodem
Interface Intel High-Definition Audio
Network adapter 10/100 Ethernet LAN on system board
Wireless internal WLAN, WWAN, WPAN Mini
Cards
WWAN ExpressCard
Bluetooth
®
wireless technology
Video
Video type: integrated ATI graphics with 64 MB local
frame buffer
Video controller ATI Radeon
®
X1270 Graphics Controller
Video memory Up to 256 MB of shared memory (64 MB
local frame buffer with HyperMemory™)
LCD interface Low Voltage Differential Signaling (LVDS)
TV support NTSC or PAL in S-video, composite, and
component modes
Ports and Connectors (continued)