1+: $6.00 5+: $4.35 10+: $4.30 25+: $4.20 50+: $4.10 100+: $4.00

Speaker size: 50mm speaker 40ohms

Frequency response:275Hz-20Khz

Output power: D C 3.0V

Battery work time:40 hours

Sound cable length:250mm

Size:135*135*50mm

Weight:450g
Colors Available :  Red , Black
Type of Packing :  Color Box
Package Includes :  User Manual