Product information:

Horn specification: 8mm copper ring horn
Bluetooth chip: Jerry 6983D2 [low power consumption]
Bluetooth distance: 10-12 meters
Earphone battery: 30 mA
Electric compartment battery: 250 mA
Standby time: 150 hours, 4-6 hours listening to music
Product colors black, white, green, blue, pink

 Single unit size: 50 * 46 * 28mm

Packing list:

Earphones * 1 set/Earphones * 1 set+Silicone case