Mini Wireless Bluetooth Magnetic TWS Series Small Speaker

Product information:
Bluetooth protocol: A2DP, AVRCP
Noise level: ≤ 25dB(A)
Speaker impedance: 4
Battery life: About 6h
Size: 56 * 36mm
Distortion limiting output power: 3W
Rated acoustic frequency response range: 250Hz-15kHz
Speaker Unit: 40mm moving ring
Bluetooth distance: about 10 meters
Rated input: 5v 450mA