Specification:
New and high quality
Bluetooth version: Bluetooth 5.0
Product material: plastic+metal
Product color: black, white
Interface: USB
Plug and Play: Plug and Play
External power supply: no external power supply
Transmission rate: 10 (Mbps)
Effective working radius: 10 (m)
Operating frequency: 2.4 (MHz)
Product size: 5.5 * 2.5 * 1cm
Product function: Bluetooth audio adapter, audio Bluetooth audio adapter
Package Included：1Pc

Note:
Please refer to the measurement. Tiny measuring error is allowable in normal range.
As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.