User's Manual

Table Of Contents

User’s manual

Purpose: ST-248 is a 2.4G wireless mouse, identical to current mice, adds the

convenience of being free of cable. The system uses the 2.4GMHz ISM

band. The transmitter realize a low power mode for batteries saving.

System : this wireless mouse (ST-248) works with the Nano dongle or all

Compatible receiver.

Microprocessor : SH68P090&A8509

Radio transmission: mono directional, from mouse to computer only.

Number of channels: 24

channel select method : Bothway switch.

Carrier frequencies: 2402-2477MHz

Modulation: GFSK

Transmission range : over 8m typical, free space.

Power consumption : 0dBm typical when in movement.

Antenna : inductive loop antenna, integrated on printed

circuit board.

Battery : alkaline , 1 x AAA.

Operating voltage: 1.5 Vdc.

Current consumption (operation): 15mA@1.5V

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User’s manual Purpose: System : ST-248 is a 2.4G wireless mouse, identical to current mice, adds the convenience of being free of cable. The system uses the 2.4GMHz ISM band. The transmitter realize a low power mode for batteries saving. this wireless mouse (ST-248) works with the Nano dongle or all Compatible receiver.
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FCC Notice 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. NOTE 1: 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.