EAE A1-4 MKII LFP Battery Powered Acoustic Amplifier

EAE A1-4 MKII LFP Battery Powered Acoustic Amplifier

“The A1-4 MKII is the perfect amp for me. It has all the volume and low end I need in a beautifully small and light package. I’ll be using this for jams at the park, busking in the subway, and at gigs as my own stage monitor. Everything I put through it sounds incredible.

Kaki King American Guitarist and Composer

Kaki King American Guitarist and Composer

A1-4 MKII 40W Battery Powered Acoustic Amplifier with Mixer, Monitor Controls, Digital Effects, and Bluetooth

NEW and Improved version – EAE A1-4 MKII’s superb functionality and compact portability provides unparalleled versatility.  A1-4 MKII is light weight (14 LBs)  and fully featured Mix, Digital Effects, and Monitor sections seamlessly combine to elevate your performance.  You don’t need to be in the recording studio to have professional audio quality; A1-4 MKII effortlessly provides studio sound to any location at any time. Powered by a LifePO4 Lithium Rechargeable Battery, playtime on the A1-4 is 4-6 hours.


1. NO sound from Amp with Chan 1 or 2/3 Inputs but Sound with Bluetooth Streaming

Answer – Check the EFX MIX knob position and make sure it is not Full Clockwise (All WET), set Mix Knob to 12 O’clock and re-check.

2. Battery Not Charging

Answer – Make sure Battery Switch is in the “Connected” position.

A1-4 MKII 40W Battery Powered Acoustic Amp features

  • 40 Watts
  • Studio-quality 2-way Bi-AMP
  • 3-Chan Mixer & Effects
  • Mic and Line inputs
  • +48V Phantom Power
  • 16 selectable Effects
  • Bluetooth
  • High-efficiency Class D bi-amp
  • 4” woofer & 1” inch tweeter
  • Monitor section; 3-band EQ, Monitor Volume,
    stereo AUX input with level control
  • Chan 1 Direct Out
  • Main-Mix-Right Output
  • Solid MDF Cabinet
  • Integrated pole-cup
  • Metal chassis
  • Panel-mounted POTs/Jacks
  • AC supply/ Battery Charger
  • LifePO4 Lithium Iron Phosphate Battery
  • Up to 4-6 hours of play time
  • Light Weight – 14 LBs
  • Designed and assembled in USA

LifePO4 Lithium Iron Phosphate Battery

We choose Lithium Iron Phosphate (LifePO 4) type of batteries for it’s advantages in safety properties. LifePO4 is thermally and chemically stable, reliable without the possibility of lithium fires. LifePO4 batteries have long service life, with a shelf life that far exceeds the service life of many other batteries.

Battery Meter –

3 – Charged. This LED will turn on when battery is fully
charged and will turn off once the unit is powered ON
after a full. This LED is not part of the battery
level meter.
2 – normal
1 – normal
LOW – less then 10%
CHARGE – charging LED will turn off when battery is
fully charged.

“The clarity, power, and convenience of the A1-4 MKII make it my favorite gigging amp. With all the features it offers I can be confident I’ll sound my best.”

Michelle Qureshi   www.michellequreshi.com

Michelle Qureshi