是插卡MP3，机身不带内存，是用SD/MMC卡做为内存
全新，工包，运输途中会多多少少有点磨擦，可以说得上95新的

Model no: i-Rock (Orange，Black)

Compatiable with SD and MMC card

Compatible with any SD, Mini SD with adaptor, MMC, RS-MMC with adaptor and Transflash with adaptor card (up to 2GB)

Specification:
General
Continous Playback Time	Approx 6 hours
Connection Type	USB2.0 (Full Speed)
Equalizer	6 EQs (Normal, Rock, Jazz, Classic, Pop and Disco)
Playing Mode	Normal, Single track repeat, All repeat, Random, Preview
Dimension	71.5mm X 51.5mm X 20mm
Weight	40g (including rechargable battery)
Color	Black
Operational/ Storage Temperature	0癈 ~ 45癈 / -20癈 ~70癈
Operating Current	45mA at 3.6V
Language Learning Function	Yes (support A- B repeat)
Voice Recording	Yes (ASF/ WAV format)
Built-in Microphone	Yes
Built-in Digital Tune FM Radio	Yes
Audio
Frequency Range	20Hz ~ 20kHz
Headphone Output Power	15mW(R) + 15mW(L)
S/N Ratio	90dB: A weighted
No. Channels	Stereo (L+R)
FM Tunner
Frequency Range	87.5MHz ~ 108MHz
Station	Store up to 30 radio stations
File Support
File Type	MPEG Layer 3, WMA, WAV
Bit Rate	MP3: 32kbps ~ 320kbps, WMA: 32kbps ~ 320kbps (16bits)
Video
Main Set Display	96*40 Graphic LCD with 7 color Backlight
Power Supply
Charger	USB Cable
AC Adapter	Optional
Recharge Time Consumption	Approx. 1 hour
Battery	Built-in 300mAH rechargeable Li-ion Battery
O/S
Windows Requirement	Windows 98SE/ME/2000/XP
MAC requirement	MAC OS 9.2.2 or higher / Mac OS X 10.1.4 or higher and CarbonLib 1.6 or higher
Others
Menu Languages	English,
Support Display Languages	World wide languages
Certificates	FCC Class B and CE