SPECIFICATIONS

MODEL NO.                                      BT-SW80D4-SL                    BT-SW10D4                          BT-SW12D4

Nominal Diameter ----------------------   8 Inch--------------------------  10 Inch ------------------------------ 12 INCH

Impedance----------------------------------4 + 4 ohms ----------------------4 + 4 ohms----------------------4 + 4 ohms

RMS Power ------------------------160W---------------------- 180 W-------------------- 200 W

MAX Power -------------------------320W--------------------- 360 W  ------------------- 400 W

Sensitivity(1w/1m) --------------- 88 ± 3 DB ------------------86 ± 3 DB------------------- 86 ± 3 DB

Frequency Range----------------50 - 20k Hz ------------------40 - 20k Hz------------------ 50 - 20k Hz

Voice Coil ------------------------1.5 inch / 38mm------- -----2inch / 50mm  --------------  2inch / 50mm

Magnet Size---------------------115*18mm*1pc--------------135*17mm*1pc-----------------155*18mm*1 pc

MATERIALS

BASKET ---------------------------------  STEEL -------------------------------------------- STEEL

CONE--------------------------------------PAPER ---------------------- ---- ----------------PAPER

SURROUND ------------------ ---------- Hi FOAM -----------------------------------------Hi FOAM

Cone Material ----------------------------Paper -------------------------------------------- Paper 

Magnet Material-------------------------Ferrite  -- ----------------------------------------- Ferrite