Bluetooth Audio Receiver with Noise Cancelling Mic, Wireless 3.5mm AUX Adapter for Car Stereo and Headphones

Compact Bluetooth receiver and AUX adapter that turns wired audio systems into wireless. Built from aluminum in a lightweight bullet design, this mini Bluetooth 4.1 receiver adds an amplifier and selectable bass boost to headphones, car stereos, speakers, home stereo systems, PCs, and earbuds. It includes a builtin sensitivity microphone with noise cancelling for clear hands calls and a single button for switching between music and phone. Key benefits Add wireless streaming to any device with a 3.5 mm audio input, converting older stereos, car head units, and wired headphones into Bluetooth enabled devices. Clear hands calling using the integrated microphone and noise cancelling circuitry, so calls are easier to hear while driving or working. Improved sound control with a built in amplifier and an optional bass boost for fuller low end on small speakers and headphones. Small, durable aluminum body and low weight make it easy to carry or leave plugged in without adding bulk. Main features Bluetooth version: V4.1 for stable, low latency connection Wireless range: up to 10 m 30 ft Audio output: 3.5 mm headphone jack for universal compatibility Supported Bluetooth profiles: A2DP, AVRCP, HSP, HFP Built in microphone with sensitivity and noise cancelling chip One button control for play pause, call answer and device pairing Power: charging voltage DC 5V, charging time up to 1.5 hours, typical working time up to 5 hours Material and finish: aluminum housing, color black Weight: 0.55 oz Design: compact bullet style for easy placement and portability Compatibility Works with most Bluetooth enabled devices, including smartphones, tablets, laptops, and Bluetooth transmitters Suitable for cars, headphones, home stereo systems, PC speakers, and earbuds that accept a 3.5 mm input Practical use scenarios In the car: Plug into an auxiliary input to stream music and take hands calls from any smartphone while keeping the factory stereo. On headphones or earbuds: Add wireless streaming to wired headphones for phone calls and music without replacing the headset. At home or at work: Connect to bookshelf speakers or a home stereo to stream playlists or conference audio from a laptop or tablet. Care and usage notes If the unit will not power on initially, the internal battery may be low. Fully charge before first use. Avoid exposing the receiver to temperatures above 45 C or direct sunlight, as heat can shorten service life. Use the specified DC 5V charging input only. Excessive input voltage may damage the receiver. What you get A portable aluminum Bluetooth 4.1 music receiver with amplifier and bass boost option, built in microphone, 3.5 mm audio output, one button control, and USB charging cable ready to enable wireless audio on a wide range of devices.