Product Specifications Specification Details Brand Bose Model QuietComfort Ultra Earbuds Product Type True Wireless Noise Cancelling Earbuds Wearing Style In-Ear Connectivity Bluetooth Wireless Bluetooth Version 5.3 Bluetooth Range Up to 30 ft (9 m) Noise Cancellation Active Noise Cancellation (ANC) Noise Control Quiet, Aware, Immersion Modes Audio Technology Bose Immersive Audio Sound Optimization CustomTune Technology Audio Codecs SBC, AAC, aptX Adaptive Microphone Built-in Microphones Battery Life Up to 6 Hours Battery with Immersive Audio Up to 4 Hours Charging Case Battery Up to 18 Additional Hours Quick Charging 20 Minutes for Up to 2 Hours Earbud Charging Time Approximately 2…
