Oraimo OEB-E50D Necklace4 Neckband - IPX5 Waterproof & Sweat Protection and Heavy bass Syinix Up to 50-hour playtime allows

Up to 50-hour playtime allows you to charge your Necklace 4 once a week

MultiProtect Safety SystemSurge protection

Mercury Elite 2000 Pro 2KVA Offline UPS

Electronic Software Download

Oraimo OEB-E50D Necklace4 Neckband - IPX5 Waterproof & Sweat Protection and Heavy bass Syinix Up to 50-hour playtime allowsOraimo OEB E50D Necklace4 Neckband IPX5 Waterproof & Sweat Protection and Heavy bass Key features: Up to 50 hr Playtime: Necklace 4 provides an ultra long music listening experience. Up to 50 hour playtime allows you to charge your Necklace 4 once a week. Charge 10 mins, Play 10 hours: Just 10 min fast charging can provide 10 hr music listening, making your music play on and on. Noise Cancellation in Calls: Necklace 4 is featured a proprietary noise