RED OpTec is a veteran-owned company in Texas providing tactical equipment, ballistics, and shooting electronics like chronographs and active hearing protection.
RED OpTec LLC is a U.S. Army veteran-owned and operated company based in Killeen, Texas, specializing in high-quality tactical equipment, ballistics, and shooting accessories.
Their product lineup includes advanced electronics for shooting sports, such as the SC9 Shooting Chronograph and Bluetooth electronic earplugs, designed to enhance performance and safety on the range. Explore our directory below for user manuals, setup guides, and troubleshooting instructions for your RED OpTec gear.
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Turn on the chronograph first by short-pressing the power button, then turn on the timer by holding the power button for 3 seconds. The chronograph will automatically connect via Bluetooth within 3-5 seconds.
If it doesn't reconnect automatically within 1 minute, go to your timer's 'System' menu, select 'Bluetooth', choose the MAC address, and hold the Left Button to search and pair the nearest chronograph manually.
For optimal performance and to maintain measurement accuracy, it is recommended to avoid operating the device in direct sunlight.
Short-press the speed unit switch button on the display panel to toggle between feet and meters. The indicator lights on the chrono and connected timer will update synchronously.