GOOD NEWS Attention to our store and collect our products,you will get 32% off. If order 2 pcs or more , you can get 33% off discount Features: Let ordinary speakers instantly become wireless Bluetooth stereo audio music speakers Can be paired to any bluetooth enabled devices, such as mobile phone, laptops, speaker and Bluetooth audio transmitter. Make music in the audio equipment play by wireless Output: 3.5mm Audio interface/USB Audio interface (2 in 1 dual output Bluetooth audio receiver, it supports to output audio signal from its USB port or 3.5mm AUX jack, more convenient to use. Simply connect your speaker/headset with our device, immediately transform your speaker/headset into a fashionable wireless Bluetooth speaker/headset. Removing troubles of wired connection, through the wireless connection and transmission, the user can enjoy a high fidelity music at any place indoor by wireless control. Support hands-free calls with its built-in Microphone. Powered by USB DC 5V, mini size, portable to carry it to anywhere you want. Support iPhone, Android phone, other smart phones which with Bluetooth A2DP function. Compatible with home stereos / speaker, car stereos, headphones that is with 3.5mm audio input.) Specification: Type: 2 in1 Bluetooth Audio Receiver Material: ABS Quantity: 1 pc Item Color: Black Bluetooth Version:5.0 Frequency Range: 2.4GHz Support A2DP V1.2,VCRCP,AVDTP,HFP and HSP Support Senior andio stereo Suport USB AUDIO and HID Transmission Range: 8-10m / 26-33ft I/O: 3.5mm AUX jack, USB male plug Power Supply: DC 5V Size: 5.8*2.1*1.1cm / 2.3*0.8*0.4" (L*W*H) Net Weight: 0.015kg How To Use For USB Receiver 1.Plug the USB Bluetooth Receiver into the USB socket of the Audio device possessed USB Audio Agreement. 2.Turn on the Audio device,the blue LED of the Receiver shall be ftashing. 3.Turn on the Bluetooth in your phone,search for ID:BT-DONGLE,then match. 4.If paired successfully , it can transmit the music through this USB Bluetooth Receiver to the Audio devices and play music. How To Use For 3.5mm Receiver 1.Supply power to the Receiver by connecting charger with 5V USB interface, use 3.5mm Male to Male Audio Cable to connect the receiver and the audio device (Car speakers/Home speakers etc) . 2.Turn on the Bluetooth in your phone,search for ID:BT-DONGLE,then match. 3.If paired successfully , it can transmit the music through this Bluetooth Receiver to the Audio devices and play music. Package included: 1 x bluetooth audio adapter 1 x 3.5mm Audio Cable