1、Low power consumption, strong signal, audio non-destructive transmission, with Headphone Power amplifier, energy saving. 2、Separate design, the effective distance is 10m, easy to use, strong practicability. 3、Built-in DSP independent power amplifier, shock bass high-definition stereo, HIFI sound quality super anti-interference, let you enjoy different music styles. 4、Unique paint-baking process, exquisite and compact, can be carried by car, can be carried with you. 5、It uses 5mm AUX universal adapter to support traditional wired headphones, headphones, car audio and many other devices. 6、With the new upgraded Bluetooth 2 chip, multi-data transmission is more stable and wireless coverage is wider. 7、 Support the simultaneous connection of two mobile phones, work mobile phones and life mobile phones at the same time. 8、Mainstream digital devices are universal and compatible with all 5mm audio outlets on the market, including mainstream mobile phones, notebooks, tablets, MP3 and so on. 9、 Using this device to connect the audio cable to the AUX connector of the car can upgrade the car-borne audio to Bluetooth car-borne audio. 1 x Audio Receiver1 x 3.5mm Adapter1 x Instruction Manual1 x Data Line ​Condition: 100% Brand NewItem Type: Audio ReceiverMaterial: ABSColor: Rose GoldFrequency: 2.4GHzPower Supply: USB Cable ChargingWorking Time: Can Work 6-8 Hours ContinuouslySize: 52.5x 16.5x12mm / 2.1x 0.6x 0.5in