1. Power/call/suspend/pause/game switch
2. Up/down key
3. Down volume/previous song
4. Microphones
5. USB charging port
Bluetooth parameters
Frequency range: 20-20kHz
Sensitivity: 95dm
Impedance: 32 ohms
Horn size: 32mm
Transmission distance: class
Operating range: 10m<
Charging time: 2h
Working time: 10h
Battery: 200mAh lithium battery
Accessories: data line manual
Bluetooth version: v5.0
Bluetooth search name: BT-01
Sleep Headphones Sleep Mask ; Sports Headband 3 in 1: Bluetooth sleep headphones feature a headband design with wireless headset inside, allow you to enjoy hands free music, and protect you from being disturbed by your mess hair and sweat. Our sleep headband headphones is perfect suitable for nap, air travel, gym, workout, running, yoga as well as sleeping. Bluetooth headband headphones is the unique gift for family or friends with a exquisite packaging.
Comfortable and Breathable Material, Washable: Bluetooth Headband is made of durable braided cord and offer a breathable mesh lining, extremely stretchable, fit most head size, what is more, it's incredibly soft and hypoallergenic. Bluetooth sleep headphones is machine washable just remove control pod first.
material: 95%polyster +5% spandex
package include
1x headband