Aether’s Model R1 BLACK audio sunglasses – AE14701538 – feature they feature smooth curves and poised edge, an update of a classic, balanced with a keyhole bridge and sleek gloss finish. A whole new aural experience: play music and podcasts, make calls, and access voice assistant at the tap of the temple while being aware of your surroundings. The Mazzucchelli acetate frame is handmade through a 5-step process, weight is 38g. Zeiss lenses with 100% UV protection, anti-reflective coating, and anti-scratch surface. Audio: Built-in open-ear directional speakers with bluetooth® 5. 1 Qualcomm aptX technology Call Playtime: Up to 3h on a single charge and up to 12h with a wireless charging caseStandby & Charge: Up to 24 hrs on Standby, and 1 hour for a full charge – Color: black- Material: acetate- Lens: grey- Size: eye 49mm / bridge 23mm / temple 142mm