Suggested Retail: $37. APPEARS NEW, POWERS ON. Monster - Open Ear Bluetooth 5.3 Wireless Headphones with Immersive Stereo Sound and 30H Playtime Experience superior sound with Monster Open Free AC100 Open-Ear headphones featuring advanced Bluetooth 5.3 for stable connectivity and fast transfer speeds. These headphones provide 30 hours of playtime, allowing you to enjoy your music without interruption. The open-ear design ensures you remain aware of your surroundings while delivering clear sound quality. With built-in AI noise-canceling technology, background sounds are effectively reduced for a focused listening experience. Brand: Monster. [Reference: Du5qF9nhTjH9nxAUVwouGF]. Type: Regular. 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.