Kinghelm's Bluetooth antennas are generally compatible with the standard Bluetooth protocol framework, supporting common protocols such as HSP (Headset Profile), HFP (Hands-Free Profile), A2DP (Advanced Audio Distribution Profile), and AVRCP (Audio/Video Remote Control Profile).

Antenna Gain: Gain measures the antenna's ability to amplify the signal, typically expressed in dBi. Higher gain usually results in a greater signal range and coverage area. The KH0WF-02-J3 antenna, with a 3dBi gain, offers medium-range performance in its category.

As wireless communication devices become increasingly miniaturized and modular, choosing the right RF connector grows ever more critical. A connector with a well-thought-out structure, stable performance, and ease of use can greatly enhance the entire system’s efficiency. Kinghelm’s KH-SMA-N-8496 is such a practical an……

In today’s era of increasingly sophisticated wireless communication devices, a stable and reliable RF connector is a core component to ensure the overall system runs smoothly. The KH-SMAKY-11-Z SMA female cable connector from Kinghelm stands out with its 50Ω standard impedance, frequency support from 0 to 6 GHz, durabi……

The production lead time for Kinghelm's customized antennas varies depending on several factors. For specialized or non-standard products, the delivery timeline will be determined by the sales representative and the engineering department. Please contact us via email at kinghelm666@kinghelm.net for more specific inform……

Kinghelm offers GPS antennas with varying operating voltages depending on the model. For specific details, please contact our sales team via email at kinghelm666@kinghelm.net. Below are the operating voltage ranges for some of our common models:

Compared to metal antennas, fiberglass antennas are lighter, making them easier to install and maintain while reducing the structural load of the installation.

In today’s rapid development of wireless communication and smart hardware, RF connectors—though small—are crucial components in many devices. Whether in automotive systems, industrial automation, or IoT terminals, the stability of RF connections directly impacts data transmission continuity and device reliability. The ……

In RF device design, connectors may be small in size but are indispensable components for reliable signal transmission. As modern devices increasingly trend toward miniaturization and integration, higher demands are placed on connector size, structure, and electrical performance. The Kinghelm KH-SMA-P-8496-T 11-thread ……

Kinghelm focuses on the design and manufacturing of antennas for microwave and radio frequency signal transmission and reception, as well as electronic signal connectors and interconnection systems. Its various connectors, antennas, and related products serve as critical components for signal transmission and connectio……

Kinghelm's founder, chairman, and general manager, Song Shiqiang, is indeed from Mainland China. Mr. Song is also a researcher at the Economic Development Center of the State Council, a member of the China Association for Science and Technology’s Electronic Information Expert Database, an authoritative figure in China'……

R&D Department: Focuses on the research and design of antennas, electronic signal connectors, and interconnection systems for microwave RF signal transmission and reception. The team develops new products and technologies to enhance product performance and competitiveness, continuously introducing new connector product……