Model: BT510Interface: 3.5mmWhether plug and play: plug and playExternal power supply: No external power supplyTransmission rate: 100Effective working radius: 10Bluetooth standard: 5.0Working frequency: 100Packing informationPacking size: 8 *8*2cm weight. 43gProduct size: 2.4*5.4*1.1cmPackaging accessories:1. 1 Bluetooth music receiver host2. 1 USB charging cable3. 1 audio adapter4. 1 Chinese and English product manualProduct introduction:Bluetooth music receiver (hands-free) is a high-tech wireless product that can receive audio from mobile phones or other electronic devices with Bluetooth capabilities. This music receiver can be used in all car stereos or home stereos that support audio input, with a 3.5mm audio plug. Allows you to listen to music from your smart phone or other electronic devices at home, in the office or in your car, enjoy high-quality music and call solutions, and you can also use your smart phone to make and receive calls through the product. With a single tap, you can make hands-free calls, enjoy music stored on the phone, and even play Internet radio. The product has an embedded echo cancellation microphone, which can easily switch between music and phone calls with just one button.Features:1. Bluetooth 5.0+EDR2. Bluetooth transmission distance is 12m3. Support Bluetooth hands-free call function4. Support Bluetooth A2DP stereo5. Support phone functions such as answering, hanging up, rejecting, calling back, etc.6. Support echo cancellation and noise suppression (CVC) technology during a call7. The product will automatically shut down after 5 minutes after disconnecting the Bluetooth connection.8. Battery capacity: 150 mAplay music: 1. Use the provided audio adapter to connect the Bluetooth music receiver to your home audio or car audio equipment 2. Please make sure that the transmitter (smartphone, or other related devices) has been turned on and paired with the Bluetooth music receiver, and the device is within 10m 3. Now that the music is playing, the music will be wirelessly transmitted to the Bluetooth music receiver via Bluetooth 4. When two mobile phones are connected to the product at the same time, manually pause one of them, and switch to each other after playing music for 5 seconds.Indicator light shows: 1. Pairing status: blue LED light flashes quickly 2. Pairing is successful: the blue LED light flashes slowly 3. Charging: the red LED light is on 4. Fully charged: the red LED light is off