The base model, "ANIMA AOW04," is a completely wireless earphone, an original model realized through a double-name collaboration between ANIMA and Onkyo. It complies with Bluetooth 5.3 and supports SBC and AAC codecs. Multipoint connection is not supported. Continuous playback time is approximately 6 hours. Charging time is approximately 1.5 hours for the earphones and approximately 2 hours for the charging case. The charging case supports wireless charging. The earphones alone are splash-proof, equivalent to IPX4.