Shure - AONIC 215 Gen2 True Wireless Sound Isolating Earphones, Up to 32 hours t
Wireless Range 30' / 9.1 m. Wireless Charging Yes. Active Noise Cancellation No. Noise Attenuation Up to 37 dB (Passive). Supported Audio Codecs AAC, SBC, aptX. Duration 12 months. Frequency Response 21 Hz to 17.5 kHz.