Specifications:

• Bluetooth version: V4.0 + EDR
• Frequency range: 2.4 GHz
• Output power category: Class2
• With Bluetooth profile: HFP / HSP / A2DP / AVRCP
• Bluetooth range: up to 30 feet
• Electrical voltage: DC 3.3 V-4.2 V

Observation:

• connects the receiver to your car's stereo system, headphones, home speakers through the 3.5mm audio cable.
• If you want to use it for the car stereo system, you need to set the car radio mode to AUX in.
• Now you can enjoy your music through your headphones, the home stereo system or the car stereo system.
• When playing music, the blue indicator will flash as the breath.
• The device will connect to the last connected phone automatically when it is turned on. (Be sure to activate the Bluetooth function of your phone before turning on the device.)
• when the device is out of reception range, it is disconnected, once the device returns to the valid range, it will connect again to the last paired equipment automatically.
• When the Bluetooth audio receiver is in the low power state, the indicator will blink the red light twice continuously every minute. Load the device.

Package

• 1 * Bluetooth audio receiver
• 1 * USB to Micro USB Cable  
• 1 * 3.5mm audio metal adapter