J33 Noise Reduction Car Bluetooth Adapter Wireless One-key Hands-free Call Audio Receiver

• 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 once, use GPS navigation or answer phone calls
• DSP noise reduction technology, clear call quality
• Built-in 250mAh battery, use time up to 10 hours

Specification:

• Bluetooth version: BT5.0
• Material: ABS
• Battery capacity: 250mAh
• Input voltage 12-24 (V)
• Speaker resistance: 4 (Ω)
• Microphone sensitivity: -42DB+/-30DB
• Frequency Response: 2.402-2.480GHZ
• Working temperature: 0-50?
• Product net weight: 17g
• Product gross weight: 58g
• Product size: 4.3*4.3*1.2cm