Specification: Features:_x000D__x000D_Precise incisions and interfaces ensure perfect suitability for mounting position. Easy installation. _x000D_Made of high quality materials, corrosion-resistant, wear-resistant, durable and long life time. _x000D_Professional chip sets provide excellent performance in the system. _x000D_Low power consumption, support Bluetooth 4.2 transmission, dual channel stereo lossless playback. After module connect with Bluetooth, it can quickly realize Bluetooth wireless transmission, very convenient to use. _x000D_The Bluetooth connection distance can be up to 20 meters in open space. It is widely used in all kinds of Bluetooth audio receiving and all kinds of DIY audio modification, etc. _x000D__x000D_Specification:_x000D_Material: ABS_x000D_Color: As picture shown_x000D_Working Voltage: 5V/ 3.7-4.2V_x000D_Connection Working Status: 20mA_x000D_Transmission Distance: 20 meters (in open space or low interference conditions)_x000D_Working Temperature: -40-85_x000D_Size: Approx. 2.3x1.7x0.2 cm/ 0.91x0.67x0.08 inch_x000D__x000D_Packing List:_x000D_1 x Module_x000D__x000D__x000D__x000D_Note:_x000D_Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Features: 1Precise incisions and interfaces ensure perfect suitability for mounting position. Easy installation. 2Made of high quality materials, corrosion-resistant, wear-resistant, durable and long life time. 3Professional chip sets provide excellent performance in the system. 4Low power consumption, support Bluetooth 4.2 transmission, dual channel stereo lossless playback. After module connect with Bluetooth, it can quickly realize Bluetooth wireless transmission, very convenient to use. 5The Bluetooth connection distance can be up to 20 meters in open space. It is widely used in all kinds of Bluetooth audio receiving and all kinds of DIY audio modification, etc. PackageList: