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Anchor Audio BIG3 Bigfoot 3 Line Array Portable PA System with Bluetooth (Discontinued)

Part #:
BIG3
Model #:
Bigfoot 3 Basic
Availability: No Longer Available
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The Anchor Audio BIG3 is the base Bigfoot 3 portable sound system, delivering 300W of power through five 8" neodymium woofers and a high-efficiency compression driver. With Bluetooth connectivity and standard wired mic/line inputs only, it's ideal for amplifying voice and music in large spaces. Wireless microphones are not supported on this model. Coverage is approximately 150 x 150ft, suitable for up to 2,500 people, depending on the environment and application.

Microphones Not Included - Supports up to 2 Wired Microphones

Description

Anchor Audio BIG3 Bigfoot 3 Line Array Battery-Powered PA System with Bluetooth

The BIG3 Bigfoot 3 Basic is a powerful, self-contained portable PA system engineered for reliable use in both indoor and outdoor environments. Built to dominate large crowds, it delivers 300W of power through a rugged line-array design featuring five 8" neodymium woofers and a high-efficiency compression driver, producing peak sound levels up to 126 dB. It provides coverage over approximately a 150 x 150 ft area, suitable for up to 2,500 people, depending on the space and acoustics.

This system runs on three internal 12V LiFePO₄ rechargeable batteries, offering over 7 hours of continuous use on a full charge, with a recharge time of approximately 5 hours using standard AC power (100–240V, 50/60Hz).

Connectivity includes:

  • Class 1 Bluetooth with up to 150 ft range for wireless audio streaming
  • Two balanced XLR/¼" combo mic inputs with 48V phantom power (wired microphones only)
  • One ¼" line input (Hi-Z compatible)
  • One 3.5 mm stereo aux input
  • One ¼" line output (pre-fader, isolated, 600Ω) for daisy-chaining to additional systems
  • USB charging port (5V/500mA) for mobile devices

The BIG3 is designed for one-person setup, with a folding tower array that extends to 72" when open and collapses to 42.5" for transport. Its durable, weather-resistant enclosure includes built-in heavy-duty wheels, making it easy to move between venues.

Note: This base BIG3 model does not support wireless microphones and does not include built-in wireless mic receivers. Wireless microphones cannot be added to this model. For wireless capability, see BIG3 models with built-in AnchorLink receivers (e.g., BIG3-TU4, BIG3-U4).

Made in the USA and backed by Anchor Audio's industry-leading 6-4-2 warranty: 6 years for the speaker, 4 years for the batteries, and 2 years for microphones and accessories.

Mics not included. Capable of accommodating audiences of up to 2,500 depending on the environment and specific application.

Features

  • 300W RMS Class-D amplifier with peak sound output up to 126 dB
  • Five 8" neodymium woofers and one high-efficiency compression driver in a vertical line array
  • Class 1 Bluetooth with up to 150 ft wireless streaming range
  • Two XLR/¼" combo mic inputs with 48V phantom power (wired mics only)
  • One ¼" line input (Hi-Z compatible)
  • One 3.5 mm stereo line input
  • One ¼" line output (pre-fader, isolated, 600Ω) for daisy-chaining
  • USB charging port for mobile devices (5V/500mA)
  • Three 12V rechargeable LiFePO₄ batteries provide over 7 hours of runtime
  • Rapid AC charging (100–240V, 50/60Hz); full recharge in approximately 5 hours
  • Foldable line array tower design: 72" (1829 mm) open, 42.5" (1080 mm) closed
  • Durable, weather-resistant enclosure with built-in heavy-duty wheels
  • Coverage area: approximately 150 x 150 ft; ideal for up to 2,500 people
  • Made in the USA
  • Backed by Anchor Audio's 6-year speaker, 4-year battery warranty

Specifications

Rated Power Output 300W
Max SPL @ Rated Power 126 dB @ 1 meter
Coverage Area Approximately 150' x 150'
Coverage Crowd Size Approximately 2,500 people
Frequency Response 100 Hz ~ 15 kHz ± 3 dB
Line Array Speakers Three 8" woofers, neodymium magnet, 12 ohms, 150W (Low)
Two 8" woofers, neodymium magnet, 6 ohms, 100W (Mid)
One 1.34" compression driver, 8 ohms, 50W (High)
Bluetooth Connectivity Class 1 Bluetooth with up to 150 ft wireless audio streaming range
Wireless Microphone Support Not supported on this base model; no built-in wireless mic receivers
Microphone Inputs 2 x XLR/¼" combo (balanced, wired microphones only)
Line Inputs 1 x ¼" unbalanced line input
1 x 3.5 mm stereo aux input
Line Output 1 x ¼" phone, pre-fader, isolated, 600Ω
USB Charging Port 5V / 500 mA for charging external devices (e.g., smartphones)
Battery Three 12V Lithium Iron Phosphate (LiFePo4), 7.5 Ah each Full recharge: ~ 5 hours
AC Power Requirements 100~240 VAC, 50/60 Hz, 3.5A
Charger/Power Inlet PC-2
Compliance & Safety RoHS Compliant, FCC Part 15, FCC ID: 2AMWQ-FSCBT1026, CE Certified, Made in the USA
Dimensions Closed (H x W x D) 42.5" (1080 mm) x 14" (356 mm) x 23" (584 mm)
Dimensions Opened (H x W x D) 68.5" (1740 mm) x 14" (356 mm) x 23" (584 mm)
Weight 64 lbs (29.03 kg)

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