Product Line

Wireless Portable PA System
Wireless Portable Sound System

GPA-650 │ GPA-670

60W Wireless Portable Sound System

Compact, lightweight, ease of carry are simply parts of reasons to this attractive PA unit. With an integrated Bluetooth function, it allows users to handle and operate on the go!

* GPA-650, a Lead-Acid battery version
* GPA-670, a Lithium battery version
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  • Features
  • Specifications
  • Transmitters & Receivers
  • Chargers
  • Accessories
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  • 60W power output (max)
  • Two-way speaker – 5” Neodymium woofer and 1” tweeter – deliver great sound projection
  • Supports up to 4 wireless microphone to operate concurrently
  • Duo-receiver provides SCAN function for a clear channel to use
  • USB/MP3 audio player and Bluetooth receiver for option
  • Integrated Bluetooth function for audio streaming from smartphone and tablet
  • 4-segment battery meter for charging and power status reading
  • Voice priority allows a reduced music volume when a microphone is used
  • Two power models – AC or Battery powered
  • Two battery options – Lead-Acid and Lithium, choice at budget
  • Runs 4-8 hours on a charge (built-in battery charger)
Overall Specifications
Oscillation type
PLL synthesized control OSC
Carrier frequency range
514-865 MHz (16 / 96 ch., country dependent)
Adjustable frequency
pre-programmed max. 96 switchable channels
Display status
LCD indicator displays channel or frequency
Switching bandwidth
max. 12 MHz
Ambient temperature
-10 °C ~ 50 °C
Maximum deviation
80 kHz, with level limiting
tone key and noise lock dual-squelch
Frequency response
70 Hz - 17 kHz
Operating range
50 - 70 M (opening field)
Wireless System
Output power
60 W (max.) / 40 W (RMS)
5" Neodymium
Receiver module
DR-501A, or DR-500, up to 2
Audio input
6.3 φ -Mic in, 3.5φ - Aux in (stereo)
Audio output
3.5 φ - Aux out (stereo)
Power requirements
100 ~240 VAC,20 VDC, 3.25 A switching power supply
12 V, 4.5 Ah x 1 (Lead-Acid, GPA-650); 12 V, 5.3 Ah x 1 (Lithium, GPA-670) rechargeable battery
Battery indicator
4 LEDs to indicate battery autonomy status
Battery run time
4 ~ 8 hours (subject to battery type and output volume)
Charging time
6 ~ 12 hours (subject to battery type)
Dimensions (D x W x H)
201 x 170 x 341 mm
4.3/3.7 kg (with Lead-Acid/Lithium battery)

UM-502 (USB/SD)