Edifier TWS1 Bluetooth Wireless Earbuds - WHITE Quick Specification: Truly Wireless stereo for real freedom of movement Each earbud works individually, combine both for stereo 8mm magnetic drivers for powerful audio 12 hours of battery life with magnetic charging case Full Specification: Specifications BLUETOOTH VERSION: Bluetooth V5.0 BLUETOOTH PROFILE: HSP, HFP, A2DP, AVRCP EFFECTIVE DISTANCE: 10m PLAYBACK TIME: Approx. 12 hour CHARGING TIME:Approx. 1.5 hours INPUT: DC5.0V 60mA(earbuds) | DC5.0V 500mA(docking case) FREQUENCY RESPONSE: 20Hz-20KHz SENSITIVITY: 94dB IMPEDANCE: 32Ω Features: Truly Wireless Stereo The latest Bluetooth technology Use earbuds individually Magnetic Charging Case Ergonomic and Secure 12 hours total playback time