• The Bluetooth-compatible 3.5mm AUX receiver can turn your old car audio/home audio/3. 5mm wired earphones/speakers into wireless
• Equipped with Bluetooth-compatible 5.0 to ensure stable connection, which can connect 2 devices at the same time, so you won't miss any calls while listening to music
• Support Bluetooth-compatible music playback, lossless music playback
• With Bluetooth-compatible hands-free function and a built-in microphone, your driving trip will be safer and cozier
• Built-in 145mAh battery, can last for 10 hours after a fully charged, support playing music while charging

Specifications:

• Bluetooth-compatible version: 5.0
• Output interface: 3.5mm stereo plug
• MIC sensitivity: -42db
• Frequency response: 50Hz-20KHz
• Signal-to-noise ratio: 75db
• Battery capacity: 145mAh
• Music playback time: ≈ 8 hours
• Continuous talk time: ≈ 10 hours
• Bluetooth-compatible distance: Barrier-free 10 meters
• Charging port: support Micro DC 5V/100mA