7 Technical data

Power

Power supply

270mAh Li-ion internal rechargeable battery2

Display

• White backlight OLED, 128 x 48 pixels

Sound

Channel separation: 40dB

Equalizer setting:

Off / FullSound / Rock / Funk / Hip Hop / Jazz / Classical / Techno / Custom

Frequency response: 80-18000Hz

Signal to noise ratio: > 80dB

Output Power (RMS): 2x3mW

Audio playback

Compression format: MP3 (8-320kps and

VBR, Sample rates: 8, 11.025, 16, 22.050, 24, 32, 44.1, 48kHz), WMA (32-192kbps, Sample rates: 8, 11.025, 16, 22.050, 24, 32, 44.1, 48kHz)

Play time: 20 hours2

ID3-tag support

Recording

Audio Capturing: Build-in microphone (Mono)

Storage media

Built-in memory capacity: SA441x 1GB NAND Flash3 SA442x 2GB NAND Flash3 SA444x 4GB NAND Flash3 SA448x 8GB NAND Flash3

Connectivity

• Headphone 3.5mm, USB 2.04

Music transfer

• Drag and drop in Windows Explorer

Data transfer

• Via Windows Explorer

System requirements

Windows® XP (SP2 or above) or Vista

Pentium III 800MHz processor or higher

128MB RAM

500MB hard disk space

Internet connection

Microsoft Internet Explorer 6.0 or later

Video display card

Sound card

CD-ROM

USB port

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Philips SA4428 manual Technical data