*Features*:

• **WIRELESS EARPHONES & SPORTS HEADBAND & SLEEP MASK*:Featuring a headband design with wireless speakers inside,our sports headband also plays the role of wireless earphones with wireless V4.1 technology to provide wireless music playing function and hands-free calling function after paring with your phone and sleep mask to help you fall asleep by block out light effectively.

• **CRYSTAL CLEAR SOUND*:Built-in advanced chip set to ensure impressive crystal clear stereo music without loss when sleeping,running,or practicing yoga,although the headphones are in the sports headband. And it can be paired with any phone(with iOS or Android system) and computers with Mac and Windows operating system.

• **SKIN-FRIENDLY AND BREATHABLE FABRIC*:Made from 92% spandex and 8% cotton fabric and offering mesh lining,our headband features soft,skin-friendly,breathable,sweat-absorbing,dry fast and lightweight to provide you a super comfortable wearing experience.

• **LONG BATTERY LIFE*:Built-in 3.7V 150mAh li-ion rechargeable battery,after 2 hours’ full charge,our earphones can provide approx. 8 hours’ unstoppable music time and approx. 100 hours’ standby time.

• **FULLY WASHABLE AND UNIVERSAL FITS*:Built-in detachable thin speakers(only .47inches thick),our headband is fully washable after removing the thin speakers inside. And it is stretchable to snugly fit most people with head circumference from 19.69inches to 25.2inches.

*Specifications*:

• Product Type: Wireless Sleep Headphones
• Material: 92% Spandex+ 8% Cotton
• Adjustable Head Circumference: 50cm-64cm/19.69in-25.2in
• Wireless Version: V4.1+EDR
• Transmission Range: ≤10m/32.8ft
• Operating Range of Microphone: ≤1m/3.28ft
• Frequency Range: 20Hz-20kHz
• Battery: 3.7v 150mAh Li-ion Rechargeable Battery
• Charging Time: 2 Hours
• Continuous Working Time: Approx. 8 Hours
• Standby Time: Approx. 100 Hours
• Driver Unit: Φ20mm
• Impedance: 32Ω
• Item Color: Blue, Red (Optional)
• Item Size: 25cm x 7cm x 2cm/9.84in x 2.76in x 0.79in (L x W x H)
• Item Weight: 48g/0.11lbs
• Packaging Size: 9.5cm x 6.5cm x 3cm/3.74in x 2.56in x 1.18in (L x W x H)
• Packaging Weight: 67g/0.15lbs

*Package Lists*:

• 1 x Wireless Sleep Headphones
• 1 x USB Charging Cable
• 1 x User Manual