Input voltage: DC 5V
Input interface: 3.5mm audio
Size(approx.): 43 X 21 X 11mm
Working frequency: 2.4MHz
-Plug and play,which can remove it from USB port and insert again,simple to operate,very practical
-2 in 1 design,makes your TVs and other devices Bluetooth enabled to stream audio to Bluetooth
-Mini appearance and compact style,lightweight body,portable to use with great convenience
-Fine workmanship,every detail reflects the intention,more stable performance.