Media & Music · United States

2.1 Channel Bluetooth 5.0 Power Amplifier Board ZK-TB21 50W+50W+100W 2.1CH Stereo Audio Amplifier with 3.5mm AUX Input, Bass Treble Control, DC 12-24V

Lowest price: $11.56 · 1 store · price range $46.25 … $46.25 · 75% off the list price

Price history: 2 daily prices tracked since 2026-11-13; lowest $11.56, highest $11.56.

Price last confirmed by the store feed on 2026-11-12.

Prices across stores

Similar products

• Audio Power Amplifier Cable High to Low Speaker Impedance Converter Adapter for Car Stereo Subwoofer and Bass Upgrade · $16.68
• Universal Antenna Mast Telescopic Car Radio Aerial Adapter 5mm Base for 350Z Dodge Sprinter · $11.90
• KU Band Microwave Communication WR75 Microwave Waveguide to Coaxial RF Adapter · $23.76
• 5881A 5881 Vacuum Tube Shuguang HiFi Audio Amplifier Replaces EL34 6L6G 6L6GA 6L6GB 6L6GC 5881 350C 6P3P Guitar Amp · $29.51
• Universal Car Antenna Short Carbon Fiber Stubby Aerial Antenna Booster for Car Radio Entertainment · $13.99
• Shuguang 6V6GT Vacuum Tube Amplifier HiFi Audio Valve Electronic Replaces Tube Compatible with 6P6P 6L6 Models Sound Amplifier · $35.20
• Tripod Projector Screen with Stand 70 inch 16:9 4K HD Projection Screen Stand Wrinkle-Free Height · $25.00
• LYNCast X1 Short Throw Projector 720P Native 4K 400ANSI Android 14 WiFi6 BT5.4 Bedroom Rental Housing Student Dormitory Camping Business Presentation Fitness For Small Spaces · $54.77
• USB Powered Galaxy Projector Lamp With 12 Interchangeable Starry Sky Films And Light Effects, White Rocket Shaped Night Light With Warm Glow, One Button Control And Flexible Adjustable Angle For Bedroom, Room, Bedside, Study, Desk And Car Decor · $10.35
• PSVANE Vacuum Tube ECC83 12AX7 12AU7 ECC82 ECC81 12AT7 EL84 Electronic Precision Matching Amplifier High Fidelity Matched Quad · $16.42
• Desk Pad Protector - Non-Slip Waterproof PU Leather Desk Mat for Mouse, Keyboard, Laptop, Office and Home Workspace · $20.04
• Motorized VHS-C SVHS-C Cassette Adapter AA Battery Powered Converter for JVC RCA Panasonic VCR (Not 8mm/MiniDV/Hi8) · $17.03

View on avalwhunt