1、BT 5.0 Chip: It can ensure high fidelity BT audio signals to stream music to speakers or home stereo systems that do not have this function. 2、Easy to Set Up and Use: Plug and play. Comes with a USB power adapter. Stream music from any of these via any stereo system that supports standard 3.5mm or RCA jacks. 3、Long Distance Wireless Connection: ML200 home stereo BT receiver can receive music up to 10 meters away, control music more conveniently, and enjoy music freely. 4、Support NFC: Built in chip, support NFC mobile phone device touch connection without manual connection, turn non wireless devices into wireless devices through BT audio receiver. 5、Easy to Enjoy: Let you enjoy high quality music while playing, and easily realize the home speaker to play the music in the mobile phone or tablet, so as to better enjoy life. Item Type: BT Audio Receiver Material: ABS BT Version: V5.0+EDR, Class 2 BT Protocol: A2DP AVRCP Effective Distance: Approx. 10m/32.8ft Interface: RCA AUX USB Frequency Range: 10Hz-20KHz Signal to Noise Ratio:> 110dB Impedance: 75Ω Support NFC Function 1 x BT Receiver 1 x Charging Cable 1 x 3.5mm Audio Cable 1 x RCA Line