J22 Wireless Car Bluetooth Adapter Built-in Microphone Hands-free Call Audio Receiver with 3.5mm AUX Port

• Turn your car stereo/home stereo/3.5mm wired headphones into a wireless device
• Bluetooth V5.0 low power consumption, automatic connection
• Built-in microphone to answer hands-free calls
• It can connect two Bluetooth devices at one time
• DSP noise reduction technology, clear call quality
• Built-in 250mAh battery, use time up to 16 hours

Specification:

• Battery capacity: 250mAh
• Play time: 16 hours
• Charging port: DC 5V Type-C
• Net weight: 19g
• Product size: 5.8*3.4*1.2cm
• Supported protocols: HFP/HSP/A2DP/AVRCP