Pixel Buds 2a Features: Active Noise Cancellation. Twist to adjust for a comfortable fit. Up to 20 hours of listening time (with charging case). Sweat and water resistant. Hands-free help from Gemini. Specifications: Colours Iris Hazel Compatibility requirements Pairs with any Bluetooth® 4.0+ device, including Android, iOS, tablets and laptops. Full access to features requires: Google Account Companion phone running Android 6.0 or newer Internet connection Sweat and water resistance Earbuds: IP54 Case: IPX4 Connectivity Each earbud: Bluetooth 5.4 Super wideband Processor Each earbud: Google Tensor A1 Audio Each earbud: Custom-designed 11 mm dynamic speaker driver Active Noise Cancellation with Silent SealTM 1.5 Transparency mode Active in-ear pressure relief Case: Ringtone speaker for Find Hub Voice Each earbud: Bluetooth super wideband Clear Calling Wind-blocking mesh covers Sensors Each earbud: Two microphones Capacitive touch (tap) sensors for music, calls and voice assistant controls IR proximity sensor for in-ear detection to play and pause automatically Case: Hall effect sensor for case open and close detection Charging Charging case: USB-C® charging port Battery With Active Noise Cancellation off, up to 10 hours of listening time, and up to 27 hours of total listening time with the charging case. With Active Noise Cancellation on, up to 7 hours of listening time, and up to 20 hours of total listening time with the charging case. A five-minute charge of the earbuds in the charging case delivers up to one hour of listening time with Active Noise Cancellation on. Sustainability Made with at least 41% recycled materials The buds and charging case magnets use 100% recycled rare-earth elements Uses 100% recycled tin in the solder paste of multiple printed circuit boards, including the main logic board Battery made with 100% recycled cobalt 100% plastic-free packaging Dimensions Each earbud (with medium eartip): 23.1 mm x 16.0 mm x 17.8 mm Charging case: 50.0 mm x 24.5 mm x 57.2 mm Weight Each earbud: 4.7 g (with medium eartip) Charging case: 47.6 g (with earbuds) What’s in the box? Earbuds Charging case Eartips with four size options: extra small, small, medium (attached to earbuds), large Quick start guide