Feature:1. Portable and lightweight wireless audio transmitter and receiver is an ideal wireless audio solution for various situations and uses.2. Transmitter mode wirelessly transmits audio from a nonBluetooth TV, home stereo system or CD player to a Bluetooth headset or speaker.3. Receiver mode wirelessly transmits audio from Bluetoothenabled mobile phones, tablets or computers to wired stereo, speakers or headphones.4. The receiving mode and the transmitting mode can be switched with just one button.5. Bluetooth adapter has a powerful wireless audio streaming function. Light weight, small size, easy to carry.6. With the included 3.5mm cable, this adapter can be widely used in computer, laptop, home stereo system, earphone, smart phone, Mp3 player, CD player.Specification:Item Type: Bluetooth Transmitter Receiver Material: ABSReceiver Mode: blue LED light is onOperating Range: up to 10m/32.8ft (without any obstacles)Technology: BT5.0, A2DP, AVRCP (only receiver mode)Transmitter Mode: red LED light is on.Package List:1 x Bluetooth Receiver1 x Audio Cable1 x Manual