New, unopened item. I'm selling it because I got a duplicate in a lucky bag. Instant purchase is OK. NOB-FALCONMAX-B ・These are completely wireless earphones equipped with an xMEMS Labs "Cowell" MEMS driver for high frequencies and a 10mm large composite material dynamic driver for low frequencies. ・They feature the Qualcomm SoC "QCC5171," which doubles the processing performance compared to previous products while reducing power consumption by 20%, and support Bluetooth 5.3 and LE-Audio. ・They support the high-resolution wireless high-quality codec "LDAC." They are equipped with a "Full-band ambient mode" that realizes natural external sound capture. Other features... Noise canceling