ITEM NAME:2 In 1 Bluetooth Receiver 5.0 Wireless Bluetooth Receiver 3.5mm Audio Adapter Description: Cancellation and Noise Cancellation: Built-AEC cancellation and noise cancellation circuit ANC offering Wireless, you do not have to worry about wire restrictions. Support audio input mode interchange, USB, AUX can be switched freely Receiver Mode: Change the wired headphone, the traditional Car Stereo or Home Audio System into BT-enabled ones. After paired, play music from your BT-enabled Smart Phones, Laptop, Tablet and more. Transmitter Mode: Can be connected to the audio devices (such as MP3, MP4, TV and PC, etc.) without BT function, changing them into BT-enabled ones, and making it work with BT-enabled Headset and Speaker. Strong Compatibility: Compatible with Android & iOS smart phones and Tablet PC, almost all BT-enabled audio devices, and stereo system with 3.5mm port. Real-time low latency and high-quality audio transmission. Low Power Consumption: Built-in 300mha Li-polymer Battery ensures 8-12 hours working time. Fast Connection: Built-in enhanced signal transmission circuit, the connection is fast and stable. Wireless BT5.0 technology ensures transmitting strong signal in high quality and high speed. Strong Signal: It can transmit audio signal up to 10 meters in an open space area. Specification: Battery: 300MHa Working hours: 5hours Charging time: 2 hours Output: 3.5MM audio output Wireless BT version: Wireless BT V5.0 Input interface: USB, AUX Audio Power Supply: USB 5V Package Includes: 1 x Wireless BT Audio Transmitter 1 x Micro USB charging cable 1 x 3.5mm Audio Cable 1 x User Manual SKU: ALU0011581868015984.Transmitter Mode: Can be connected to the audio devices (such as MP3, MP4, TV and PC, etc.) without BT function, changing them into BT-enabled ones, and making it work with BT-enabled Headset and Speaker.