Sleep mask with built-in Bluetooth headphones, invisible headset for home office, wireless music, brown color

Welcome to our shop! Discover our musical sleep mask, designed to offer you an optimal relaxation experience. Here are the details of this product: **Main Features:** - **Durable and Comfortable Material:** Made of composite sponge and composite cotton, this mask is very soft, lightweight, and durable. It is washable after removing the speaker and can be worn for sleeping, making it ideal for home, office, travel, leisure, and meditation. - **Ergonomic 3D Technology:** Designed to perfectly cover the eye area without pressure, it allows you to listen to music without the need for headphones, promoting deep sleep and resolving sleep problems. - **Easy to Use:** Press the center button for 2 seconds to turn on the red and blue indicator lights, which will flash alternately. Activate Bluetooth on your phone, and once paired (Bluetooth name: BT-MUSIC), you are ready to use it. - **Music Playback:** After connecting via Bluetooth, press the center button to automatically start playing music from your phone. - **Convenient control**: Short press on the volume button - to go to the previous song and lower the volume; short press on the volume button + to go to the next song and raise the volume. **Technical Specifications:** - Item Type: Musical Sleep Mask - Material: Composite Sponge + Composite Cotton - Product Length: Approx. 42 cm - Product Width: Approx. 11.4 cm - Weight: Approx. 103 g - Battery Type: Polymer Battery (Included) - Battery Model: 402030 - Battery Capacity: 150 mAh - Bluetooth Phone Connection Name: BT-MUSIC - Wireless Distance: 10 meters unobstructed and more - Frequency Range: 2.402 GHz - Talk Time: 15 hours - Standby Time: 180 days - Charging Time: Approx. 2 hours - Storage Time: 500 days (unused product, stored fully charged) - Receiving Sensitivity: <-80 dBm - Charging Voltage: 5V 0.7A - Compatible with various Bluetooth devices, including iOS phones, laptops, speakers, bracelets, watches, medical equipment, etc. **Operating Instructions:** 1. Power On: Press and hold the center button for 2 seconds. The red and blue indicator lights will illuminate alternately, then flash to enter pairing mode. 2. Calls: High-quality full-duplex calls, automatic answer for incoming calls, two-way communication. 3. Music Playback: After Bluetooth connection, press the center button to start playback. 4. Volume: Press and hold volume - to decrease, volume + to increase. 5. Tracks: Short press volume - for the previous track, volume + for the next track. 6. Playback Mode: Switches between modes. 7. Power Off: Press and hold for 2 seconds; the red light will turn off with a beep. 8. Power Saving Mode: Activates after 15 seconds of inactivity (the blue light flashes twice). If no audio is received from the phone and the button is not pressed, it remains in power saving mode. If audio is detected, it switches to normal mode. If no audio is detected, it automatically shuts off after 5 minutes. **Package contents:** - 1 x Musical sleep mask - 1 x USB cable - 1 x User manual