Noise Cancelling Sleep Headband

Noise Cancelling Sleep Headband   SPECIFICATIONS: Longer Playing Time: Charging for about 2-2.5 hours can provide more than 10 hours of playing time, Bluetooth headband brings you a good nightâ€s sleep. Multifunctional Bluetooth Head-mounted Sleep Headphones: three-in-one sleep headphones, so you can listen to music without wearing other headphones, and protect you from hair and sweat. Bluetooth 5.0:   The thickness of speaker is only 0.25 inch, high-definition HiFi produces excellent sound quality, very comfortable for sleepers. Specifications: Bluetooth version: 5.0 Bluetooth protocol: AGHSP Bluetooth solution: Lanxun Bluetooth transmission distance: 10 meters Headphone channel: stereo (2.0) Music playback time: maximum sound 7H, medium volume 10 hours Microphone distance: 1 meter Bluetooth standby time: 72H Battery capacity: 150ma/h Battery power: 0.55W Speaker impedance: 32 ohms Speaker power: 0.02W Frequency range: 2.4-2.4835GHz Sensitivity: 45db Transmit power: 6dB Audio output distortion: 0.6% Audio output signal-to-noise ratio: 93dB Charging time: 1-2 hours Maximum input voltage: DC 5V Maximum input current: 150mah Maximum input power: 0.55W Function: HD call function, mobile phone battery display, listening to music Product weight: 80g Product size: 27cm*10cm/10.62inch*3.93inch(Approx.) Free Shipping - Allow 30 days CALIFORNIA PROPOSITION 65 WARNING