GR152
2.4G RF Keyboard
User’s Guide
Model: GR-152
www.a4tech.com
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.
Federal Communications Commission Requirements
The equipment has been tested and found to comply with the limits for 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. T his equipment generates uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instruction, may cause harmful interference to radio
communication. However, there is no guarantee that interference will not occur in a particular installation . If this equipment does cause harmfu l
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:
z Reorient of relocate the receiving antenna.
z Increase the separation between the equipment and receiver.
z Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
z Consult the dealer or an experienced radio/TV technician for help.
THE CHANGES OR MODIFICATIONS NOT EXPRESSLY APPROVED BY THE PARTY RESPONSIBLE FOR COMPLIANCE COULD VOID
THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT.
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.
FCC Radiation Exposure Statement
The equipment complies with FCC radiation exposure limits set forth for uncontrolled equipment and meets the FCC radio frequency (RF) Exposure Guidelines in
Supplement C to OET65. The equipment has very low levels of RF energy that it is deemed to comply without testing of specific absorption ratio (SAR).
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Knowing the keyboard
2.4GHz wireless technology Errorless 2-Way Communication Technology
The 2.4GHz RF wireless technology is fine-tuned with exclusive 524,288 ID-codes; it offers precise and smooth wireless operation
in active wireless environments. It allows many wireless devices to operate simultaneously in one area without interfering in the
range up to 15 meters.
Errorless 2-way communication technology features error correction capability that speeds up data transmission and increases
wireless precision. It saves valuable battery power and cost.
Specifications
RF Data Transmit Rate 500k bps Frequency
Modulation Type GFSK ID Codes 524,288 sets
2.407GHz ～2.473GHz
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