Bluetooth Wireless 3D Surround Stereo Amp Audio Signal Receiver Adapter Split Hi-Fi Player Audio Transfer

Specification: 
Color: Blck+Red / Black+Grey; 
Bluetooth version: Bluetooth 5.0; 
Transmission radius: 10m; 
Vocal Track: Bilateral Stereo Dual Track; 
Transmission Interface: 3.5mm Audio; 
Bluetooth Protocol: HEP/HSP/A2DP/AVRCP; 
Signal-to-noise ratio: greater than 90 dB; 
MIC Sensitivity: Positive and Negative 90dB; 
Frequency response: 20Hz-20KHz; 
Usage: 500mAh; 
Battery capacity: 300 mAh; 
Material: ABS+PC+Aluminum Alloy; 
Certification:FCC CE ROHS; 
 
Package Includes: 
1*Adapter;