OKAYO ELECTRONICS CO., LTD., a Taiwan-based manufacturer, was established in 1996 by a group of engineers who possessed extreme passion for wireless communication. We attempt to build reliable, durable and affordable products that help people live in a comfortable way based on different wireless technologies and solutions – Infrared, VHF, UHF, 2.4 GHz, Digital UHF and more. We also recognize that people around the world won’t have the same tastes so we work closely with global customers to build localized products that are dedicated for, of the country. With continuous efforts on marketing exploration, technology research, and quality improvement, Okayo makes itself a leading provider for Wireless Tour Guide Systems, Audio Guide Systems, Wireless Portable Sound System and Wireless Microphone Systems.

Wireless ENG System, Wireless Interview System, Wireless ENG Receiver,

At OKAYO ELECTRONICS CO., LTD., we strive to bring you the best Wireless Audio System for ENG, EFP and DSLR for the best price. We are dedicated to fulfilling the needs of our customers by offering high-quality products as well as prompt and reliable services. In addition to Wireless Audio System for ENG, EFP and DSLR, we also offer high quality Wireless Audio System for ENG, EFP and DSLR, Wireless Audio System for ENG, EFP and DSLR at a reasonable price. We take pride in providing everything you need and making it easy for you to find and purchase these items. Contact us today to find out more about our manufacturing capabilities and our extensive range of Wireless Audio System for ENG, EFP and DSLR.
HSM-7 Wireless ENG System


Wireless Audio System for ENG, EFP and DSLR

The HSM-7 ENG & EFP system is configured to include the HSM-7R camera-mountable receiver, durable mini-XLR plug-in HSM-7XT bodypack transmitter and optional EJ-501TM handheld microphone as a pack, allowing for ENG & EFP use on the reporter in studio or in the field, or film production use.

For the ultimate in versatility and performance, the HSM-7 would just be a must-have for any ENG & EFP audio solution when flexibility and portability are required.

HSM-7 contains:
1 x HSM-7R receiver
1 x HSM-7XT bodypack transmitter
1 x HB-7 carry bag
1 x LM-90C lapel mic (mini‐XLR)
1 x SM-10 hot shoe mounting adapter
1 x audio transmission cable
4 x AA batteries (optional)
1 x EJ-501TM handheld microphone (optional)
Specification :

  • Features
  • Specification
  • Transmitters
  • Chargers
  • Accessories
  • Download
  • Sturdy aluminum housing (transmitter and receiver)
  • Rugged and durable buckle clip design for fixing the transmitter well on the belt
  • LCD with backlight for clear display of battery status and channel number under dimly light conditions
  • Durable and tough hand bag for bringing this system
  • Battery fuel-level indicators on transmitter and receiver
  • Compact receiver is easy to mount on a camcorder
Oscillation type
PLL Synthesized Control (OSC)
Carrier frequency range
Switching bandwidth
Max. 24MHz
Tone key and noise-lock dual squelch
RF output
10mW (according to regulation)
Pre-programmed 16/96 switchable channels
Max. deviation
80 kHz, with level limiting
Dynamic range
> 110 dB
< 0.5 %
Built-in condenser microphone
External flexible antenna
Battery type
1.5V x 2 AA-type Alkaline battery
Dimension (DxWxH)
26 x 64 x 98 mm
170g (with batteries)

Behind-the-head microphone

Behind-the-head microphone

Behind-the-head microphone

Behind-the-head microphone

Lapel Microphone

4 unit Hand Bag


1600mA Ni-MH Rechargeable

Alkaline Battery


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Here you can find the complete definition of Wireless Audio System for ENG, EFP and DSLR. OKAYO ELECTRONICS CO., LTD. strives to research and develop quality, energy-efficient Wireless Audio System for ENG, EFP and DSLR to benefit the consumers. Our staff are aware of their responsibilities and ensure that the work or tasks assigned to them are completed in a timely manner. Regular training sessions help our team to cope up with the changing business environment and to perform well. We are best in the manufacturing of Wireless Audio System for ENG, EFP and DSLR.  For more information about our high-quality standards Wireless Audio System for ENG, EFP and DSLR, please contact us at anytime.