Mini Bluetooth Audio Receiver 4.1 with Amplifier Bass Boost and Mic, AUX Adapter for Car and Home Stereo

Aluminum Mini Bluetooth 4.1 Receiver with Amplifier and Bass Boost for Headphones, Car Audio, Speakers, Home Stereo, PC, and Earbuds Turn any 3.5 mm audio input into a wireless sound source. This compact Bluetooth receiver adds hands streaming and calling to nonBluetooth audio systems, with an integrated amplifier, optional bass boost, and a builtin noise cancelling microphone. Key benefits Add wireless streaming to older car stereos, home systems, powered speakers, headphones, and PCs using a standard 3.5 mm AUX input. Make and receive hands calls with a sensitivity microphone and noise cancelling chip for clearer voice pickup. Improve audio presence with the onboard amplifier and a selectable bass boost option. Small, durable aluminum body that is easy to carry and installs in seconds. Main features Bluetooth version: 4.1 for stable, lowlatency connections and broad device compatibility. Supported profiles: A2DP, AVRCP, HSP, HFP for music streaming and call control. 3.5 mm headphone jack for universal AUX connections. Builtin amplifier and bass boost option to enhance output on passive speaker systems or headphones. Integrated noise cancelling chip and sensitivity microphone for better call quality. Onebutton control for play, pause, answer, and switching between music and phone. Charging voltage: DC 5V. Charging time: up to 1.5 hours. Typical working time: about 5 hours per charge. Connection range: up to 10 m 30 ft (approx 33 ft) in open space. Lightweight and portable: 0.55 oz aluminum housing with an innovative bulletstyle design. Compatibility Receives Bluetooth audio from smartphones, tablets, laptops, and external Bluetooth transmitters. Works with iPhone and Android devices and most Bluetoothenabled audio sources. Converts any device with a 3.5 mm AUX input into a wireless receiver, including car stereos, home stereo systems, powered speakers, headphones, and earbuds with AUX input. Practical use scenarios Incar wireless streaming: Plug into your vehicle AUX input to stream music and take calls hands without replacing the factory stereo. Home stereo upgrade: Connect to an older home receiver or powered speakers to stream playlists from your phone or tablet. Portable headphone upgrade: Add Bluetooth streaming and a microphone to wired headphones for wireless listening and voice calls while commuting or traveling. Care and usage notes If the unit does not power on initially, fully charge the battery before retrying. Do not expose the receiver to temperatures above 45 degrees Celsius or leave in direct sunlight, as this may reduce service life. Use the specified charging voltage to avoid damage. This Bluetooth receiver provides a simple, compact way to add wireless audio and hands calling to a wide range of devices while offering improved sound control through its amplifier and bass boost option.