Tama Electronics Permier AIR PRO PR-BS80K-AR True Wireless Earbuds, Tuned by HIFIMAN, with Active Noise Cancellation and IPX4 Waterproof Rating

Communication method: Bluetooth 5.2 Music playback time: Approximately 5.0 hours (noise canceling OFF) / Approximately 4.5 hours (noise canceling ON), Continuous talk time: Approximately 3.0 hours Supported profiles: HFP / A2DP / AVRCP, Supported codecs: SBC / AAC Earphone size (one side): Approximately W21.5 x H34 x D24mm, Weight (one side): Approximately 4.5g Charging cradle: Built-in: lithium ion polymer, Number of earphone charges: Approximately 2 times, Size: Approximately W61 x H44 x D25mm Earphone, Weight: Approximately 33g *Check each connection before use and do not use if there is dust or if the connection is deformed or damaged.