MA-303B(8B) Portable Wireless PA System


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Includes the following:
MA-303B(8B) Portable Wireless PA System
Switching Power Supply
Battery Included


MA-303 is a compact, ultra light and robust design wireless PA system. This features-loaded and easy-to-use system can be hand carried, or mounted on a microphone stand and is an excellent public address solution for small to medium crowds.

MA-303SB: Single-Channel
MA-303DB: Dual-Channel

Ideal applications include:

  • School classrooms & halls
  • Places of worship
  • Presentations, seminars and meetings
  • Day-care activities; playground duty
  • Indoor/outdoor gatherings
  • Paging
  • Shopping center & trade show presentations and promotions.
  • Street performers
  • Aerobic and fitness centers
  • Recreational and social activities

Taiwan Utility M339174


  • Robust, rugged enclosure, 60-watt class-D amplifier with 5" woofer and 1" tweeter.
  • Up to 2 UHF diversity receiver modules with 16 auto-scannable frequencies.
  • Built-in active antenna prevents accidental antenna breakage.
  • Built-in MP3 player & recorder, plus certified Bluetooth receiver for music streaming.
  • Built-in one-button fade-in alarm/siren for warning.
  • 11 hours of stand-by time by its built-in lithium rechargeable battery, and 4-hour charge time.
  • A 4-level battery indicator displays the status of the battery.
  • Can be powered via AC power or lithium rechargeable battery.
  • Weighs only 2.7 kgs | 6 lbs. fully loaded.
  • Ideal for small- to medium-sized crowds, such as for schools, places of worship, corporate training, paging, trade shows, street performances, fitness instruction, and other comparable situations.

              Portable PA

  Max. Power Output 60 Watts  
  Amplifier Class D  
  Sensitivity  Typical: 92 dB ︱ Maximum: 102 dB  
  T.H.D. < 1%  
  Frequency Response 50 Hz ~ 18 kHz  
  Speaker 1 " Tweeter & 5 " Woofer  
  Coverage H 120° × V 70°  
  Audio Inputs Wired: Ø 6.3 mm (1/4 ")
Line-In: Ø 3.5 mm (1/8 ")
  Bluetooth Connectivity Yes  
  Audio Output Ø 3.5 mm (1/8 ")  
  Alarm Siren Siren sound with fade-in mode  
  Installation Microphone stand, table mounted  
  Power Supply AC: External 100 ~ 240 V AC switching power supply (Max. Power Consumption: 60 W)
DC & Battery: Built-in 14.8 V / 2.6 AH rechargeable lithium-ion battery (MB-10 x 1)
  Charge Time 4 hours (automatic charging management)  
  Standby Time MA-303SB: > 11 hours
MA-303DB: > 9 hours
  Battery Indicator 4-level LED indicator (25/50/75/100%)  
  Color Black or white option  
  Dimensions (W × H ×D) 210 × 276 × 165 mm / 8.3 × 11 × 6.5 "  
  Weight (battery included) MA-303SB: Approx. 2.7 kg / 6 lbs
MA-303DB: Approx. 2.8 kg / 6.2 lbs

Wireless System

  Receiver Channel MA-303SB: Single
MA-303DB: Dual
  Frequency Range UHF 480 ~ 934 MHz (country dependent)  
  Bandwidth 24 MHz  
  Preset Channels 16  
  Channel Set-up Scan & ACT sync  
  Transmitter ACT-32H / ACT-32HC Handheld︱ACT-32T / ACT-32TC Bodypack  
  Microphone MM-107 Wired Dynamic Microphone  
  Antenna Built-in dual antennas  

Audio Player

  Built-in USB Port USB 2.0  
  USB Play & Record LCD displays track name, number, time, recording status.  
  Operation On-board. USB remote control included.  
  Patents & Approvals Patented. Telecom & safety regulations approved.  
  Note Refer to actual product in the event of product description dis-crepancy.





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MA-303SB MA-303DB Portable Wireless PA System


  • Model: MA303B(8B)
  • Shipping Weight: 2.8kg
  • Manufactured by: MIPRO