The driver needs to be repaired to function properly as there is a scratchy sound when the speaker is driven.
JBL PowerBass PB12 12'' Subwoofer speaker 338128 only for repair or parts
JBL PB12 PowerBass Subwoofer Manual
JBL Black Home Subwoofers
JBL PowerBass PB12 12'' 250 Watt Powered Subwoofer - Tested Working!
Used JBL PB12 Subwoofers for Sale
JBL Powerbass PB12 powered subwoofer
Used JBL PB12 Subwoofers for Sale
Driver: The PB12 has a down-firing 12 paper cone woofer for deep, powerful bass. For a smoother response and improved durability, the driver uses a
JBL PB12 12 Inch Powered Subwoofer Made In Canada
JBL PowerBass PB12 12'' 250 Watt Powered Subwoofer - Tested Working!
Powerbass S-1204D 12 Dual 4 Ω Subwoofer 600W Max (S1204D)
JVC TH-S560B 500W 38 2.1-Channel Bluetooth Soundbar System with Wireless Subwoofer
JBL PowerBass PB12 12'' 250 Watt Powered Subwoofer - Tested Working!
Powerbass S-1204D 12 Dual 4 Ω Subwoofer 600W Max (S1204D)