Technical Specifications- Ranger HX300

Bluetooth  v5.2
Transmission Range 10m
Compatibility Android/iOS Smartphones, Laptops,Tablets
Charging Port Type-C
Battery Capacity 400mAh
Playback time (Lights Off) Up to 18 Hrs 
Playback time (Lights On)
Up to 8 Hrs
Charging time Approx. 2 hours
Standby time 90 days
Driver Size 40mm
Impedance 32 Ohm
Frequency Response 20Hz to 20KHz
Weight 225g
Aux In Yes