[Professional Sound Enhancement] It featuring a piezoelectric sound pickup circuit and active preamplifier, it provides precise control over your instrument's tone with dedicated bass, treble, and volume adjustments for professional-level performance.
[Easy Installation] Designed for convenience, this preamp system features straightforward installation and disassembly without requiring professional help. the compact design fits most bass guitars while the clear wiring diagram ensures hassle-free setup for players of all skill levels.
[Performer's ​Choice] Crafted from durable plastic and metal components weighing just 103g, this cost-effective solution is ideal for gigging musicians and studio players alike. the complete package includes everything needed for immediate use, making it the perfect upgrade for serious bassists seeking professional tone control.
[Versatile Functionality] Transform your passive pickup system into an active one with this innovative circuit harness. the active preamp significantly boosts your signal while the 3-band equalizer allows for precise tone shaping, giving you studio-quality sound right from your instrument.
[ Components] Equipped with premium potentiometers including 1 x b50ok, 1 x mn500k, 1 x a10k, and 2 x a20k, this circuit harness ensures smooth operation and durability.

Spec:
Features:
EQ piezoelectric sound pickup circuit of active preamplifier 3-band equalizer.
1 x B50OK, 1 x MN500K, 1 x A10K and 2 x A20K potentiometers.
For Bass, treble and volume control.
Convert passive picker to active picker.
Very convenient installation and disassembly, cost-effective, is the best choice for players
Specification:
Color: As Picture
Material:Plastic, Metal
Weight: Approx. 103g
Package List:
1 Set x Equalizing pickup