Used only for review purposes, so it's practically new. EDIFIER EvoBuds Semi-in-ear Wireless Earphones, Starry Black Features: * Equipped with a 13mm triple composite dynamic driver * Supports LDAC HD audio decoding (transmission speed up to 990kbps) * Hi-Res Audio Wireless certified * Intelligent adaptive noise cancellation * Up to 7 hours of use on a single charge, and up to 35 hours with the charging case (when noise cancellation is off) * 3 hours of use with a 15-minute charge * Bluetooth 6.1 * Multipoint connection Other features... Noise cancellation