☆ product weight (including packaging): 0.08KG 

 ☆ net weight: 7.5 KG 

☆ Gross weight: 8.5 KG 

 ☆【Technical parameters】 

☆☆ rated working voltage --------12~24V 

☆ Consumption rate ------------0.5W 

☆ working temperature --------- -10~70 degrees 

☆ working temperature --------- 0~90% 

☆Frequency response ------------20Hz～15Khz

 ☆ audio format ---------MP3

 ☆Support Bluetooth protocol---HFP/HSP, OPP, A2DP/AVRCP, PBAP ☆ signal to noise ratio ---------68dB 

☆Bluetooth version ------------v3.0+EDR 

☆Bluetooth sound processing-A2DP (Advance Audio Distribution Profile) 

☆ Bluetooth transmission distance --------10~15m 

☆FM transmission frequency ---------87.5~108.0Mhz 

☆USB fast charge output----5V/1A