Radio Shack 49-421A owner manual Features

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49-421a.fm Page 2 Thursday, August 19, 1999 7:48 AM

FEATURES

The RadioShack Door Alarm is your 24- hour “electronic sentry.” You can choose between an instant alarm (for when you are home) or a delayed alarm (giving you time to disarm the alarm after you return home). Disarming is easy using one of the two keys that come with your alarm. Your alarm’s other features include:

Magnetic Sensor Alarm System — sounds a loud (105 dB at 1 foot), piercing alarm when the magnet moves away from its alarm unit.

Simple Installation — mounts easily with either screws or adhesive tape (both sup- plied) on non-metallic doors and windows.

© 1998 Tandy Corporation.

All Rights Reserved.

RadioShack is a registered trademark

used by Tandy Corporation.

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Contents Door Alarm Features Able operation Installing a Battery Preparation49-421a.fm Page 5 Thursday, August 19, 1999 748 AM Mounting the Alarm Selecting a LocationScrew Mounting Illus Adhesive Tape Mounting Using Your Door Alarm OperationInstant Alarm Delayed Alarm Care Specifications Limited Ninety-Day Warranty RadioShack Division of Tandy Corporation Fort Worth, Texas

49-421A specifications

The Radio Shack 49-421A is a versatile, multi-functional infrared remote control designed primarily for home entertainment systems. Known for its user-friendly layout and compatibility with various devices, it has become a preferred choice for users looking to simplify their remote control experience.

One of the standout features of the Radio Shack 49-421A is its ability to control up to three devices simultaneously. This includes televisions, DVD players, cable boxes, and satellite receivers, making it a convenient solution for those with multiple components in their home theater setup. The ability to manage multiple devices from a single remote reduces clutter and enhances usability, allowing for effortless switching between devices without the need for multiple remotes.

The 49-421A employs infrared technology for signal transmission. This is a common method used in remote controls, ensuring reliable communication between the remote and the devices it controls. The infrared signal allows for quick and responsive operation, meaning users can expect seamless interaction when sending commands.

The design of the 49-421A is tailored for ease of use. It features a logical button layout that segregates functions by device type, making navigation intuitive. Each button is clearly labeled, which helps users quickly find the functions they need, such as power, volume control, or channel selection.

Furthermore, the Radio Shack 49-421A offers programmable functions, allowing users to customize their remote control experience. This programming capability means that users can assign specific buttons to frequently used functions or shortcuts, enhancing the efficiency of the remote. Whether it's setting a favorite channel or adjusting specific settings on a device, this flexibility caters to diverse user needs.

Battery operation is another practical aspect of the 49-421A. Typically powered by two AAA batteries, it offers a satisfactory battery life, ensuring that users can rely on it for extended periods without frequent replacements. The compact size of the remote allows for comfortable handling and easy storage alongside other entertainment equipment.

In summary, the Radio Shack 49-421A stands out for its combination of functionality, user-friendly design, and compatibility with various devices. Its infrared technology ensures reliable performance, while the programmable features enhance the user experience. This makes it a valuable tool for anyone seeking a streamlined solution to control their home entertainment system efficiently.