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YLYHHFY AI Translation Earbuds User Manual

AIS19 (YYK-S19) β€’ September 7, 2025
Comprehensive user manual for YLYHHFY AI Translation Earbuds (Model AIS19, YYK-S19), covering setup, operation, maintenance, troubleshooting, and specifications for real-time language translation and audio functions.

YLYHHFY Wireless Open Ear Headphones User Manual

BX28 (YYK-S19) β€’ June 17, 2025
Comprehensive user manual for YLYHHFY Wireless Open Ear Headphones, Model BX28 (YYK-S19). Includes setup, operating instructions, touch controls, maintenance, troubleshooting, and detailed specifications for these Bluetooth 5.3 clip-on…