Eastern Times Technology DS2331 User Manual

Wireless Optical Mouse User Manual

Feature

1． 2.4G frequency，digital cordless with distance up to 5-7meters
2． Internal 65，000 group ID code
3． 800/1200/1600DPI, high-precision and high- stabilization
4． Self contained power switch, low power consumption, automatic sleeping function.

Installation

1， Open the battery cover, put into 2 AAA batteries（Pay attention to the battery polarity）
2， Turn on the switch of the mouse, Indicator light will flash for a few seconds
3， You can use it till you can find the curser on the PC screen.

CPI

800/1200/1600CPI can shift be adjusted, the DPI will change if you press the switching on the

bottom of the mouse.

Tips

1. The work distance is about 5-7 meters, but it will be less if there is any barrier.

2. This mouse uses laser light as transfer checking, it comply with correlative safe

standards, please do not look into the bottom of the mouse directly.

3. It has automatic sleeping function, the mouse will sleep if you don’t use it for about 10

minutes, just press any key to rouse it.

4. Take off the battery if you don’t use the mouse for a long time.

5. Change the battery in time please.

6. Automatic ID code memory function，just reconnect it if the ID code reset.

FCC STATEMENT

1. This device complies with Part 15 of the FCC Rules.
Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may cause

undesired operation.

2. Changes or modifications not expressly approved by the party responsible for compliance could
void the user’s authority to operate the equipment.

NOTE: This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However,
there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception,
which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following
measures:

-- Reorient or relocate the receiving antenna.

-- Increase the separation between the equipment and receiver.

-- Connect the equipment into an outlet on a circuit different

from that to which the receiver is connected.

-- Consult the dealer or an experienced radio/TV technician for help.