◇ HOUSE OF MARLEY Little Bird True Wireless Earbuds Color: Cream Continuous Playback Time: Approximately 6 hours Charging Case Usage: Approximately 24 hours Weight: Approximately 7g (both earbuds), Approximately 30g (charging case) Communication Method: Bluetooth V5.3 Driver Size: 10mm Waterproof Specification: IPX4 Full Charging Time: Approximately 2 hours (charging case), Approximately 2 hours (earbuds) Quick Charge function provides approximately 2 hours of playback with a 15-minute charge. Wireless Range: Approximately 10m Playback Frequency Band: 20Hz - 20kHz Impedance: 16Ω±15% Purchased new last year. I bought these as a spare pair of Bluetooth earbuds and carried them in my bag, but I rarely used them. The only ear tips included are the normal type shown in the image. Operation has been confirmed. Lightly disinfected. No noticeable stains or damage. Please refrain from comments regarding price negotiations. I generally do not respond to requests to register a desired price, so please consider purchasing at the listed price. Please read my profile. ◎Product Overview↓ In honor of Bob Marley's music and commitment to the earth, the Little Bird True Wireless earbuds are made with a thoughtful blend of sustainable materials, including REGRIND™ natural wood fiber, bamboo and mica composite, and recycled plastic, which are also representative materials of House of Marley. The Little Bird True Wireless, which combines style and a sustainable approach, offers up to approximately 6 hours of continuous playback on a single charge, and up to approximately 24 hours of playback using the dedicated charging case. These earbuds use the most recycled plastic compared to previous products.