Headset

Power source

DC 3.7 V: Built-in lithium-ion rechargeable battery

Dimension (w/h/d) (excluding projection parts and controls)

Approx. 19.5 × 74.0 × 17.5 mm

Cord (from unit to earpiece)

Approx. 0.6 m

Mass

Approx. 26 g (including headphones: 4g)

Rated power consumption

1.3 W

Receiver

Type

Closed, dynamic

Driver unit

9 mm, dome type (CCAW voice coil)

Frequency response

6 – 23,000 Hz

Microphone

Type

Electret condenser

Direction characteristic

Omni directional

Effective frequency range

100 – 4,000 Hz

Operating temperature

0 °C to 45 °C

System requirements for battery charge using

USB

Personal Computer with pre-installed with any of the following operating systems and USB port:

Operating Systems (when using Windows)

Microsoft Windows Vista® Home Basic / Home Premium / Business / Ultimate / Windows® XP Home Edition / Professional / Media Center Edition (Service Pack2 or later) / Media Center Edition 2004 & 2005 (Service Pack2 or later)

(when using Macintosh)

Mac OS X (version.10.3 or later)

Design and specifications are subject to change without notice.

29