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ASUS

ASUS USB-BT500 Bluetooth 5.0 USB 2.0 Adapter

SKU CH-QS2J-D095D MPN USB-BT500

A USB 2.0 adapter that adds Bluetooth 5.0 to Windows 8.1/10 or Linux systems with up to 40 metres BLE range

  • TypeBluetooth Adapter
  • InterfaceUSB 2.0
  • Frequency Band2402~2480 MHz
  • BluetoothBluetooth 5.0
  • Operating RangeUp to 10 meters (classic BT-BR/EDR); up to 40 meters(BLE) in
  • System RequirementsWindows 8.1/10, Linux
  • Bluetooth 5.0 transfers data up to twice as fast as earlier versions
  • Bluetooth Low Energy reduces power consumption for connected devices
  • Ultra-small design stays plugged in without blocking adjacent ports
  • Backward compatible with Bluetooth 2.1, 3.x and 4.x devices
  • Operates up to 10 metres classic or 40 metres BLE in open space

Compact Bluetooth 5.0 Adapter

The ASUS USB-BT500 adds Bluetooth 5.0 to desktops and laptops through a standard USB 2.0 port. It suits users who need wireless links for keyboards, mice, headsets or phones without opening the case. The adapter works with Windows 8.1, Windows 10 and Linux systems. Its tiny form factor stays flush with the chassis for permanent use.

Ultra-Small Build and Backward Compatibility

The ultra-small design protrudes only slightly, so it avoids blocking adjacent ports or catching on cables. Backward compatibility with Bluetooth 2.1, 3.x and 4.x lets the adapter pair with older peripherals without extra setup. A quick start guide and warranty card are included in the package. The USB 2.0 interface supplies both power and data on any compatible host.

Range and Band Limits

Classic Bluetooth BR/EDR connections reach up to 10 meters in open space, while Bluetooth Low Energy extends to 40 meters under the same conditions. The 2402–2480 MHz band is shared with Wi-Fi and other devices, so dense environments can reduce practical range. Throughput scales with the Bluetooth 5.0 specification rather than the USB 2.0 bus speed. Buyers needing longer range or higher bandwidth than these figures allow should consider alternative wireless technologies.

Highlights

  • Bluetooth 5.0 transfers data up to twice as fast as earlier versions
  • Bluetooth Low Energy reduces power consumption for connected devices
  • Ultra-small design stays plugged in without blocking adjacent ports
  • Backward compatible with Bluetooth 2.1, 3.x and 4.x devices
  • Operates up to 10 metres classic or 40 metres BLE in open space

Specifications

BrandASUS
ModelUSB-BT500
TypeBluetooth Adapter
InterfaceUSB 2.0
Frequency Band2402~2480 MHz
BluetoothBluetooth 5.0
Operating RangeUp to 10 meters (classic BT-BR/EDR); up to 40 meters(BLE) in open space
System RequirementsWindows 8.1/10, Linux
Package ContentsBluetooth 5.0 USB Adapter
Quick start guide
Warranty card
Shipping weight0.05 kg
Package size91 × 89 × 25 mm

Questions about this item

What does the USB 2.0 interface mean for Bluetooth 5.0 transfer speed?

The USB 2.0 interface caps the link at 480 Mbps, so the adapter cannot exceed that even though Bluetooth 5.0 supports higher over-the-air rates.

What physical space does the ultra-small design need on a laptop or desktop?

The adapter protrudes only a few millimetres from the USB-A port, so it fits alongside other ports and inside tight laptop bays without blocking adjacent sockets.

How is the ASUS USB-BT500 installed, and which step is often missed?

Plug the adapter into a USB 2.0 port, then install the driver from the quick-start guide or ASUS support site before pairing devices; skipping the driver install is the common mistake.

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