AI translation-enabled in-ear Bluetooth earphones, achieving clear sound quality with ENC. - Model Name: YYK-Q39 - Bluetooth Version: Bluetooth v6.1 - Features: AI translation function, ENC (Environmental Noise Cancellation) - Design: In-ear, Hi-Fi sound quality - Accessories: User guide This is the AI translation earphone (YKF-039). Unused, never used since purchase. - Power-on test only to check functionality - Bluetooth connection confirmed, no issues - Charging OK - Comes with box and instruction manual (everything shown in the photos) Since it's unused, it's in very clean condition. These are translation earphones convenient for travel and language learning. Will be carefully packaged and shipped. Thank you for looking.