*Model No.: C19

*Bluetooth version: 4.0

*Bluetooth mode：A2DP,AVRCP,HFP,HSP

*Bluetooth distance: within 10 meters

*Input voltage/current: DC5.0V,2A/9.0V,1.67 A

*The output power：RMS 15W

*The horn：4Ω15W 1.75inch

*Frequency range：150Hz -20KHz

*Working frequency：110-205KHz

*The power conversion：≥72%

*Signal to noise ratio：80-86dB

*The distortion degree of：＜5%

*Wire: 3.5 MM stereo audio cable

*The power supply：AC100-240v 50/60Hz Dc 9V 3000mA

*Product net weight：980g

*Product size：205*118*154mm

*Colors: black red silver