Item Type: USB Bluetooth Adapter Product Model: C11 Material: ABS Bluetooth Version: 5.0 Input Voltage: DC 5V Transmission Distance: 10m Output Interface: 3.5mm Audio Cable Package List 1 x Adapter 1 x Manual 1Highquality Bluetooth 5.0 smart chip with lower power consumption, better sound quality, and more stable transmission. 2After the adapter is connected to devices, the signal transmission range can be up to 10 meters, allowing you to better enjoy the music. 3High-quality materials with gold-plated interface treatment, so it's not afraid of oxidation, further enhance the sound quality. 4The device supports high-definition audio decoding, and can clearly restore music details, bringing you a better experience. 5Fine workmanship is one of its advantages. The precise USB interface and pins ensure a stable connection when the device is in use.