Bluetooth name: M2

Distortion limited output power :5W

Frequency response :250HZ-20KHZ

Horn unit :40mm moving coil

Bluetooth distance: about 10 meters

Rated input :5V-500mA

Bluetooth version :5.3

Bluetooth protocol :A2DP, AVRCP

Noise level :<25dB(A)

Horn impedance :4Q

Battery capacity: 600mAh

Size :40*50*55mm