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Ships within 48 hours · Estimated delivery Sep 21 - Sep 26
Frog pattern design
Packing includes:1 X mini sponge aquarium filter
making people feel immersive
strong and durable360 degree rotating design
bird droppings
Sleep Headphones 3D Bluetooth 5.0 Headband Wireless Sleeping Artifact Frog pattern designSleep Headphones 3D Bluetooth 5. 0 Headband Wireless Sleeping Artifact Breathable Music Eye Mask Earbuds for Side Sleeper GiftsBluetooth connection: with iOS, Android, Mac and Windows Model: 3D eye maskBluetooth protocol: V5. 0Frequency range: 20HZ 20KHZCharging voltage: 3. 7V 4. 2VSensitivity: 88DMSignal to noise ratio: 90dbSpeaker impedance: 32 15%Speaker specifications: 30mmOperating range: 10mCharging time: 2HUse time: 10H (50% volume)Battery