HIMS International Corporation H432B 用户手册

1.3 Hardware Specifications of the Braille Sense U2

1)  Operating system: Windows CE 6.0.
2)  Flash memory: 32GB.
3) RAM: 256MB.
4)  CPU: Mobile CPU (800MHz).
5) Battery: Lithium Ion (detachable), backup battery and watch-

battery installed.

6) Battery running time: About 17 hours (with turning Braille, TTS

and LCD on, middle volume of internal speaker)

7) Keyboard: 9 Braille keyboards with Perkins-style, 4 function keys,

32 cursor routing keys, 4 scroll buttons.

8) Additional button and switch: key lock switch, audio mode switch,

reset button, 5 audio buttons.

9)  Braille display: 32 refreshable Braille cells.
10)  Video output: VGA output, LCD.
11)  Network: 10/100 based Ethernet.
12)  Wireless: WLAN (IEEE802.11 b/g/n), Bluetooth ver.2.0+EDR.
13)  Sensor: 6-axis motion sensor
14)  GPS: Internal GPS receiver
15)  Interface: USB Slave(v2.0) ,3 USB Master(ver2.0), SD slot
16)  Sound: Internal stereo speakers, stereo headphone jack.
17)  Voice recording: Internal microphone, external microphone jack.
18)  Vibrator motor is installed

1.4 Memory on the Braille Sense U2

The Braille Sense U2 has 256MB of RAM (random access memory) and
32GB of flash memory. The RAM is memory space that is reserved for
running programs. This memory space is a temporary storage of any
program files that are running or any current data located in documents
that you are editing. The data in the RAM area will disappear if your
battery goes dead, and the AC adapter is not connected. Also, when the
Braille Sense U2 reboots for any reason, the data in the RAM will
disappear. However, the data in flash memory will not disappear, even if