RockBoard HA 1 / HA 2 / HA 3 In-Ear Monitoring Headphone Amplifier อินเอียร์มอนิเตอร์ HA1 HA2 H3 Volume Controller

headphone amplifier for in-ear monitoring

ideal for singers, keyboarder, drummers, guitarists, bassists and other musicians

compact and lightweight design

practical, externally accessible battery compartment with clip lock

solid belt clip for fixing to belt or waistband

up to 12 hours battery run time

Volume/on-off control

Stereo/mono source switch, easily accessible

status LED

aluminium housing

1 x combo jack stereo (6.35 mm)/ XLR input

1 x 3.5 mm stereo jack headphone output

max. Output 2 x 110 mW at 16 Ohm

impedance

power supply via 2 x AAA batteries (not included)

dimensions (L x W x H) 141 x 30 x 36 mm / 5.55″ x 1.18″ x 1.42″

weight 111 g / 0.24 lbs (including Batteries)

cable-based in-ear monitor volume controller for vocalists, keyboarders, drummers, guitarists, bassists and other musicians

ultra-compact, lightweight design; aluminum housing, metal belt clip

stereo input and stereo output possible

MONO/STEREO switch to be able to send a mono input signal to both ears

XLR / 6.35 mm (1/4″) – TRS locking combo input jack features a locking mechanism that prevents accidental disconnection of the XLR cable

3.5 mm (1/8“) stereo output jack for connecting your favorite in-ear-monitor, earphones or headphones

passive volume control – no batteries required

convenient belt pack format for easy access and reliable connection to source

dimensions (L x W x H) incl. clip, jack & knob: 30 x 33 x 86 mm (1.18″ x 1.29″ x 3.39″)

weight: 72 g (0.16 lbs)

cable-based two-channel in-ear monitor amplifier solution for vocalists, keyboarders, drummers, guitarists, bassists, and other musicians

ultra-compact, lightweight design, aluminum housing

convenient belt pack format for easy access and reliable connection to source

sturdy metal belt clip

5/8″ and 3/8″ mounting adapters for alternative installation on a microphone stand

two separate input jacks for separate monitor signals or stereo signals

XLR/TRS-combo input jacks feature a locking mechanism that prevents accidental disconnection of the XLR cable

3.5 mm (1/8″) stereo output jack for connecting your favorite in-ear-monitor, earphones, or headphones

stereo input and stereo output possible

MONO/STEREO switch to be able to send a mono input signal to both ears

volume and Balance controls

powered by regular 9 VDC, center-negative pedal power supply (not included) or 9 V battery (not included)

easy-access battery compartment

ON/OFF switch to save battery life when not in use

LED power indicator

dimensions (L x W x H) incl. clip, jacks & knobs: 102 x 85 x 34 mm (4″ x 3.4″ x 1.3″)

weight: 295 g (10.5 oz) (without battery)