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Small black USB Bluetooth dongle with a long external antenna

Ksin

Ksin Bluetooth 5.1 USB Adapter Class 1 100m

SKU CH-E6HM-9HPZ2

Adds Bluetooth 5.1 to a PC with a Class 1 radio and high-gain antenna for up to 100 m range

  • TypeUSB Wi-FI Adapter
  • Bluetooth 5.1 with EDR adds wireless to non-Bluetooth PCs
  • Backward compatible with Bluetooth 5.0, 4.0, 3.0, 2.1, 2.0
  • Class 1 radio and high-gain antenna reach 328 ft or 100 m range
  • Latest 5.1 chipset cuts BLE power use and resists 2.4 GHz interference
  • Connect multiple audio and peripheral devices simultaneously

Bluetooth 5.1 USB adapter for non-Bluetooth PCs

This Class 1 dongle adds Bluetooth 5.1 with EDR to desktops or laptops that lack built-in Bluetooth. It supports Windows 11, 10, 8 and 7 and is backward compatible with Bluetooth 5.0, 4.0, 3.0, 2.1 and 2.0 devices. The high-gain antenna enables a 328 ft or 100 m range in open areas.

Upgrade from shorter-range

The Class 1 radio and long antenna deliver roughly ten times the open-area reach of typical Bluetooth 5.0 adapters. The 5.1 chipset cuts BLE power draw and improves anti-interference on the 2.4 GHz band, reducing drop-outs. The jump is worth it when you need reliable links across rooms or through walls.

Fits any free USB port

Plug the adapter into an available USB port to connect wireless headphones, speakers, keyboards, mice or other Bluetooth peripherals. It handles multiple simultaneous connections so you can stream audio while using input devices. No extra drivers are required on supported Windows versions. Buyers needing Wi-Fi or internal PCIe Bluetooth should look elsewhere.

Highlights

  • Bluetooth 5.1 with EDR adds wireless to non-Bluetooth PCs
  • Backward compatible with Bluetooth 5.0, 4.0, 3.0, 2.1, 2.0
  • Class 1 radio and high-gain antenna reach 328 ft or 100 m range
  • Latest 5.1 chipset cuts BLE power use and resists 2.4 GHz interference
  • Connect multiple audio and peripheral devices simultaneously

Specifications

TypeUSB Wi-FI Adapter

Questions about this item

What USB port type does this Bluetooth 5.1 adapter plug into?

It uses a standard USB-A connector that fits any full-size USB port on a desktop or laptop, and the high-gain antenna extends outward for the 100 m Class 1 range.

How is the driver installed, and what step do people often miss?

Plug the dongle in; Windows 11, 10, 8 or 7 will load the generic Bluetooth stack automatically, but you must pair each headset, keyboard or mouse from the OS Bluetooth settings before it will connect.

What part will need replacement first on this Class 1 dongle?

The external high-gain antenna is the only moving part; if the hinge loosens or the element snaps, the 328 ft open-area reach drops, so a new adapter is the practical fix.

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