PSP is a console from Sony. First portable console of this company, but its really, really good.

Specifications

• Product Name: PlayStation Portable (PSP)
• Color: Black
• Dimensions: Approx. 170 mm (L) x 74 mm (W) x 23 mm (D)
• Weight: Approx. 260 g (including battery)
• CPU: PSP CPU (System clock frequency 1~333MHz)
• Main Memory: 32MB
• Embedded DRAM: 4MB
• Display: 4.3 inch, 16:9 widescreen TFT LCD, 480 x 272 pixel (16.77 million colors), Max. 200 cd/m2 (with brightness control)
• Speakers: Built-in stereo speakers
• Main Input/Output: IEEE 802.11b (Wi-Fi), USB 2.0 (Target), Memory Stick™ PRO Duo, IrDA, IR Remote (SIRCS)
• Disc Drive: UMD Drive (Playback only)
• Profile: PSP Game, UMD Audio, UMD Video
• Main Connectors: DC OUT 5V, Terminals for charging built-in battery, Headphone/Microphone/Control connector
• Keys/Switches: Directional buttons (Up/Down/Right/Left)Analog pad, Enter keys (Triangle, Circle, Cross, Square), Left, Right keys START, SELECT, HOME, POWER On/Hold/Off switch, Brightness control, Sound Mode, Volume +/-, Wireless LAN On/Off switch, UMD Eject
• Power: Built-in lithium-ion battery, AC adaptor
• Access Control: Region Code, Parental Control
• Accessories: Stand, Headphone with remote commander, Headphone with remote commander and microphone, External battery pack, Case, Strap
• E3 Prototype Exhibition: USB Camera for PSP, USB GPS for PSP, USB Keyboard for PSP

Firmwares

This table shows all firmwares of the PSP. Well, 3.30 - 2.70 are missing. I hope to update this as soon as posible.

	Video	Music	Photos	RSS (Audio)	RSS (Video)	Web Browser	HB	DG
1.00	MP4	MP3	JPEG	No	No	No°	Yes	N/A
1.50	MP4	MP3	JPEG	No	No	No°	Yes	Yes¹
1.5X	MP4	MP3	JPEG	No	No	No°	No	Yes²
2.00	MP4, AVC	MP3, ATRAC, WAV, AAC	JPEG, TIFF, BMP, GIF, PNG	No	No	Yes	Yes*	Yes
2.01	MP4, AVC	MP3, ATRAC, WAV, AAC	JPEG, TIFF, BMP, GIF, PNG	No	No	Yes	Yes	No
2.50	MP4, AVC	MP3, ATRAC, WAV, AAC	JPEG, TIFF, BMP, GIF, PNG	No	No	Yes	Yes	Yes³
2.60	MP4, AVC	MP3, ATRAC, WAV, AAC, WMA	JPEG, TIFF, BMP, GIF, PNG	Yes, streaming	No	Yes	Yes	Yes³
2.7X	MP4, AVC	MP3, ATRAC, WAV, AAC, WMA	JPEG, TIFF, BMP, GIF, PNG	Yes, streaming / downloadable	No	Yes	Yesª	No
2.80	MP4, AVC	MP3, ATRAC, WAV, AAC, WMA, 3GP	JPEG, TIFF, BMP, GIF, PNG	Yes, streaming / downloadable	Yes, Downloadable	Yes	Yesª	Yes
3.00	MP4, AVC	MP3, ATRAC, WAV, AAC, WMA, 3GP	JPEG, TIFF, BMP, GIF, PNG	Yes, streaming / downloadable	Yes, Downloadable	Yes	Yes◊	Yesb
3.03	MP4, AVC	MP3, ATRAC, WAV, AAC, WMA, 3GP	JPEG, TIFF, BMP, GIF, PNG	Yes, streaming / downloadable	Yes, Downloadable	Yes	Yesc	Yes

HB		Homebrew Compatible
DG		Downgradable
°		Can use Web Browser in Wipeout Pure
*		Can load most homebrew that does not access Kernel mode. No UMD loaders.
¹		Required dump of firmware 1.00.
²		Downgradable after upgrading to 2.00
³		Requires files from a Firmware 1.50 PSP
ª		Using LibTIFF Exploit or xLoader
◊		Using Dark_AleX's Custom Firmware 3.02 OE or 3.03 OE
b		Using HEN and 3.03 Downgrader
c		Using HEN or Dark_AleX's Custom Firmware 3.02 OE or 3.03 OE