400W Adjustable Treble/Bass Frequency Divider Distributor 2-Way Speaker Audio Crossover Filters auspowers_batchsix They maintain proper oil clearance

They maintain proper oil clearance and increases efficiency with minimal friction

Of course you can fill the sauce according to your needs and interests

our wireless charger can only charge the Airpods 2 with wireless charging function

Batteries are printed with manufacturing date (not expiration date)

please refer to the backside of the box

400W Adjustable Treble/Bass Frequency Divider Distributor 2-Way Speaker Audio Crossover Filters auspowers_batchsix They maintain proper oil clearance400W Adjustable Treble Bass Frequency Divider Distributor 2 Way Speaker Audio Crossover Filters Specifications: 1)Size: 752. 5cm (LWH) 2)Suitable for Speaker Power: 400W or lower 3)Suitable for Speaker Impedance: 4 to 16 ohm With 4 jumpers onboard to optimize your audio effect: Jumper A, B for bass; Jumper C, D for treble. Details about jumpers: Jumper A, B are used to control audio effect of bass range. A for lower limit while B for upper limit of