Please note before purchase: This is a Bluetooth Receiver and not a Bluetooth Transmitter. With this device you can turn any set of non-wireless earphones into wireless earphones. Your earphones plug into the device OR the 3.5mm jack plugs into any equipment that accepts AUX 3.5mm input. You cannot use this device to send sound or audio from your PC to your phone (as that is a Bluetooth Transmitter). You can send music/audio from your phone to the Bluetooth Receiver and connect speakers/earphones to hear the music. With this device you are able to convert your headphones/earphones with a 3.5mm jack into wireless. Use this Wireless Bluetooth Receiver Adapter to listen to music, phone calls and the GPS navigation system while you are driving. Features: - Easy to Operate: Simply connect your speaker/headphones with this device to immediately transform them into fashionable wireless Bluetooth speaker/headphones. - Wireless Play: Removing the trouble of wired connection through wireless connection and transmission. The user can enjoy music at any place by wireless control. - Portable Design: The mini size with clip design allows you to carry it wherever you go. - Supports iPhone, Android and other smart phones with Bluetooth A2DP function. -

with home speakers, car stereos and headphones with 3.5mm audio input. Specifications: - Type: Bluetooth Audio Receiver - Colour: Black/White/Red/Green/Blue - Interface/Port: 3.5mm - Transmission Range: Up to 10m / 33ft - Transmission Frequency: 2.4GHz - Bluetooth: Bluetooth Version 4.1 - I/O: 3.5mm male plug - Power Supply: DC 5V - Charging Voltage: 12V - Battery Capacity: 90mAh - Charge Time: ~ 30mins - Working Time: ~ 4hrs - Dimensions: 2.32 in x 0.59 in x 0.47 in / 5.9 cm x 1.5 cm x 1.2 cm - Weight: 0.71oz / 20 g RA Smart Technologies sources the highest quality products and not low-cost inferior versions. What's in the box 1x Bluetooth Receiver 1x Audio Jack 1x Charging Cable