Universal Infrared Remote for 51 Microcontroller & MP3 - Battery Included 21-Key

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Programmable Infrared Remote-51 MCU/MP3 Compatible, 21-Key with Included Battery

21-Key Programmable IR Remote - Compatible with 51 MCU & MP3, Battery Included

Universal Infrared Remote for 51 Microcontroller & MP3 - 21-Key with Battery

Infrared Remote Controller for 51 MCU/MP3 - 21-Key with Included CR2032 Battery

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51 MCU/MP3 IR Remote Controller - Programmable 21-Key, Battery Included