Crystal Series TWS Speaker With Silicon Case 2pcs Devia

Bluetooth: V4.2

Power (RMS): 2*5W

Driver size: φ40mm

Battery capacity : 3.7V/ 2 *1000mAh

Charging time: about 2 hours Playing time:about 8 hours

Weight: 2*206 g Size: 63*67*87 mm

Material: Aluminlun alloy +ABS