3.5mm Wireless Bluetooth USB AUX Audio Receiver Adapter 4.1+EDR

Features:
Mini and compact design, handy and portable.
Support music roaming and hands free phone function, free to switch between music and phone calls.
Answer phone calls through the car audio system or with earphone for privacy.
Bluetooth V4.1 + EDR technology, data transmission rate up to 2.1Mbps.
Enhanced data rate, fast and stable audio transmission, lower power consumption.
Operating range up to 10 meters, free of messy cables.
Support A2DP, high-fidelity stereo sound.
Paired with Bluetooth cell phone, Bluetooth PCs or other Bluetooth-enabled audio device, easy wireless connection.
Connect your speaker with our device, immediately transform it into a wireless bluetooth speaker, perfect for home or car stereo systems.
No built-in battery, longer service life.
The blue indicate light blinks once powered.
Suitable for Android mobile users for more superior voice quality.
Bluetooth name: EC502.

Operation step:
Plug the device into a USB interface to supply power, then connect the speaker's AUX port with the audio cable. and then open the Bluetooth-enabled cell phone (or other Bluetooth-enabled audio device), and search the surrounding Bluetooth devices to find a device called EC502. Once the pairing is successful, the indicate light keeps on. Then you can select the music from your cell phone (or other Bluetooth-enabled audio device), music will be played on the speaker.

Specifications:
Bluetooth version: Bluetooth V4.1 + EDR
Operating range: 10m (Maximum)
Stereo audio profile: A2DP
Audio output: 3.5mm interface
RF frequency range: 20~20KHz
Voltage: DC 5V
Sensitivity: 90dB
Material: ABS
Color: White
Item size: 2.4 * 1.1 * 4.5cm / 0.94 * 0.43 * 1.77in (L * W * H)
Item weight: 7g / 0.27oz
Package size: 12.6 * 9 * 1cm / 4.96 * 3.54 * 0.39in (L * W * H)
Package weight: 16g / 0.6oz

Package list: 1 x Bluetooth music receiver