Sleep Headphones Personalised Gifts for Dad Sleepphones - Bluetooth Headband Sleep Earphone Sleepband Built-in HD Stereo Speakers, Ultra-Soft Wireless Sleeping Headphones Birthday Gifts for Her Him


What's in the box
1 * Bluetooth White Noice Headband
1 * Charging Cable
1 * User Manual
1 * Outer Box



Bluetooth technical parameters:


Bluetooth version: 5.0


Bluetooth transmission distance: 10M


Music playing time: Maximum sound 7h, medium volume 10 hours


Microphone distance: 1m


Bluetooth standby time: 72h


Battery capacity: 150mA / h


Battery power: 0.55w


Horn impedance: 32 ohm


Horn power: 0.02w


Frequency range: 2.4-2.4835ghz


Sensitivity: 45dB


Transmitting power: 6dB


Audio output distortion: 0.6%


Audio output SNR: 93dB


Charging time: 1-2 hours


Maximum input voltage: DC 5V


Maximum input current: 150mah


Maximum input power: 0.55w


Product packaging information


weight: 80g