Mini Bluetooth Audio Receiver 4.1 Adapter for Car and Home Stereo, Hands Calling, Bass Boost, LED Indicator

Compact aluminum Bluetooth 4.1 music receiver with builtin amplifier, bass boost option, and 3.5 mm audio output. Converts wired speakers, headphones, car stereos, and home or PC audio systems into wireless playback devices while also enabling hands calling. Key benefits Add wireless streaming to any device with a 3.5 mm input so you can play music from phones, tablets, or laptops without replacing your stereo. Hands calling with a sensitivity microphone and integrated noise cancelling chip for clearer conversations. Small, durable aluminum body and lightweight design for easy use in cars, on the go, or at home. Builtin amplifier and selectable bass boost option improve perceived volume and low frequency response on older or lowpower systems. Simple onebutton control to switch between music and phone calls and to manage basic pairing and playback. Main features Bluetooth version: V4.1 for stable connections and lower power use Audio profiles supported: A2DP, AVRCP, HSP, HFP Builtin microphone with noise cancelling circuitry 3.5 mm headphone jack for AUX connection to speakers, headsets, car stereos and more Operating range: up to 10 m / 30 ft Charging voltage: DC 5 V, charging time up to 1.5 hours, typical working time about 5 hours Compact bullet style design, lightweight (approximately 0.55 oz) Aluminum housing for a durable, lowprofile build Practical use scenarios Incar streaming: Plug into the AUX input of a vehicle to stream navigation prompts, music, and calls from a phone without replacing the factory stereo. Home or desktop audio: Connect to an older home stereo, computer speakers, or powered bookshelf speakers to add Bluetooth playback from a tablet or laptop. Headphones and earbuds: Use with wired headphones or earbuds that have a 3.5 mm jack to remove the need to keep a device physically connected. What you should know If the receiver does not power on initially, charge it fully and try again. Avoid leaving the receiver in environments above 45 degrees C or in direct sunlight to preserve battery life. Follow the specified charging voltage; excessive input voltage can damage the device. Actual battery life and range depend on usage conditions and the paired device. What is included Mini Bluetooth 4.1 receiver with amplifier and bass boost option USB charging cable 3.5 mm AUX cable This receiver provides a straightforward way to add Bluetooth streaming and hands calling to a wide range of audio equipment while keeping a small, durable form factor.