Suggested Retail: $130. APPEARS NEW, POWERS ON. Monster - Open Ear - Bluetooth 5.4 Headphones with 30 Hours Playback The Monster AC210 open ear headphones provide a comfortable listening experience without entering the ear, thus avoiding traditional health concerns. They feature dual 12mm dynamic driver units for 360 excellent sound quality. With an impressive battery life of 6 hours on a single charge and up to 30 hours with the charging case, these headphones ensure extended listening periods. The Bluetooth 5.4 connectivity and Type-C charging make them compatible with various devices. Brand: Monster. [Reference: r2XVcb4reeOFzA2iINhX2J]. Type: Regular. Color: White. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.