Bluetooth Receiver Adapter, Aluminum Wireless Mini Bluetooth 4.1 Receiver with Amplifier & AUX Audio Adapter and Bass Boost Option for Headphone, Car Audio, Speaker, Home Stereo, PC, Earbuds (Black) This music receiver can be used with almost any audio receiver with an audio input jack, including automobiles. Hands-free music receiver is designed to receive music from mobile phones or transmitters that feature Bluetooth wireless technology. With one button away, easily switch between music and phone. FEATURES: Using the latest Bluetooth Chipset V4.1 Provides High Sensitivity Microphone to Ensure Quality Calling. Noising Cancelling Chip Integrated. Innovative Bullet Design. Wide Application Range Such as Car, Speakers , Headphones and So On. Operation Introductions: Basically: Power On: Press MFB for 3S. Power Off: Press MFB for 3S. Pairing Mode: Press MFB for 6S. (Power Off Status) Exit Pairing Mode: Device Will Exit Pairing After 180S If No Action. Shut Down: Automatically Shut Down if No Action in 10 Minutes. Answer Phone Calling: Press MFB 1 Time to Answer Call. Reject Phone Calling: Press the MFB for 1S to Reject The Call. Hang up the Phone: Press the MFB 1 Time to End Conversation. Cancel Dialing: Press MFB 1 Time to Cancel the Dialing. Redial Last Phone:Press MFB 2 Times to Re-Dial Last Phone Number. Streaming Music Pause Music: Press the MFB Button 1 Time. Play Music: Press the MFB Button 1 Time. Bluetooth Version: V4.1 Charging Voltage: DC 5V. Charging Time: up to 1.5 Hours Working Time: 5 Hours. Connection Range: 10M/30ft Headphone Jack: 3.5MM easy to use bluetooth NOTE 1. If you can not turn on the product for the first time, maybe the battery is low, please try again after the device is fully charged. 2. Do not put the receiver in high temperature that is above 45℃ or exposed to sunshine, as it will influence service life. 3. It may result in damage to the receiver if the input voltage is too high, please follow the instructions. GREAT ON THE GO Lightweight, compact and makes for a great addition to both automotive and home stereo systems. Weight: 0.55oz SIMPLE DESIGN Equipped with the Reliable Bluetooth 4.1 for Faster and More Stable Connectivity, this Bluetooth Car Adapter Supports A2DP, AVRCP, HSP, and HFP. Built in microphone allowing you to make outbound calls or record voice messages. COMPATIBILITY Wide Compatibility Converting your standard 3.5mm speaker system to a wireless sound system power house
 
ADVANCED BLUETOOTH RECEIVER: Upgraded Bluetooth technology not only provides a faster and stable connection to the devices, but also ensures high-quality sound, offers a good performance within 33ft operation range.
 
PORTABLE MINI DESIGN: Lightweight and compact mini design makes it space-saving and could easily take with you while traveling.
 
WIDE COMPATIBILITY: Compatible with Most Bluetooth Enabled Devices. Receives Bluetooth signal from the cellphones (iPhone and Android), tablets, laptops, or Bluetooth transmitter, great for making your non-Bluetooth car vehicle stereo, headphone, older home stereo system Bluetooth enabled.
 
CONVENIENT CONNECTION: straight-forward control button design.
 
BETTER CONNECTIVITY: Equipped with the reliable Bluetooth 4.1 for faster and more stable connectivity, this Bluetooth car adapter supports A2DP, AVRCP, HSP, and HFP. Supports All models of iPhone XR.