Bluetooth Sleep Headband with Detachable Speaker

Product information:
-Material: Acrylic and Polyester Fiber
-Bluetooth-compatible Version: V5.0 and EDR
-Bluetooth-compatible Transmission Distance: 10M
-Music Playing Time: Maximum Sound 7h, medium volume up to 13 hours
-Microphone Distance: 1m
-Bluetooth-compatible Standby Time: 48h
-Battery Capacity: 180mAh
-Battery Power: 0.55w
-Horn Impedance: 32 ohm
-Horn Power: 0.02w
-Frequency Range: 2.4 to 2.4835ghz
-Sensitivity: 45dB
-Transmitting Power: 6dB
-Audio Output Distortion: 0.6 percent
-Audio Output SNR: 93dB
-Charging Time: 1 to 2 hours
-Maximum Input Voltage: DC 5V
-Maximum Input Current: 150mah
-Maximum Input Power: 0.55w
Contents in Box:
-1 x Wireless Sports Headband
-1 x USB Charging Cable
-1 x User Manual
More information about product:
-Super Comfortable Fabric: This product is made of super comfortable fabric, which is a washable materials. It will give you a comfortable feeling when you wear it.
-Strong Endurance: This product has strong endurance. The charge time is 2 hours. When you full charge it, it can be used for over 13 hours.
-Sports series sport headband: This product is a new sports series sport headband. It is a stylish headband, it is ideal for the active lifestyle. It is made of the moisture-wicking and breathable materials, it is extremely light and comfortable.
-Comfortable For Sleeping: With the thin speakers, this product is comfortable for sleeping. It is fixing hair and super soft. It will give you a comfortable feeling for sleeping.
-Wide Range of Applications: This product has wide range of applications, it can be used in many places. When you are sleeping, doing yoga, running, etc.