Description:

Item:12-1B21 

Spec: 4 inch, 4Ω, 15-20W

Height:56.5±0.5mm,

Dia:106x106mm±0.5mm

FO : 97 Hz and Weight : 269.4g

Packing:

xx pcs / layer 

xx layers / carton

xx pcs /carton 

Carton Size: xx X xx X xx mm(max) 

Net Weight : x kgw