["Descriptions:\r\nKCX_BT002 is a multi-purpose Bluetooth-compatible o module with Bluetooth-compatible o and BTcall. Support matching all kinds of for smart phones on the market players to for play music, and support telephone voice report, answering the telephone/end calls/redial recent calls, and other functions. Simply apply this decoding board into your product, it can be upgrade normal o cable products to a wireless Bluetooth-compatible o.\r\n\r\nFeatures:\r\n1. Excellent durability and coexistence\r\n2. Ensure the stability of the Bluetooth-compatible transmission through a variety of techniques \r\n3. Intuitive LED indicator\r\n4. Voice prompt, telephone voice reporting\r\n5. The external for key is easy to use without the differential resistance\r\n6. Wireless transmission distance ≥ 10 m\r\n7. Typical applications: Home Bluetooth-compatible Speakers, Speaker Maintenance, Car player modified, Computer Speaker Upgrade, etc.\r\n\r\nSpecifications:\r\nPower Supply: 3.3-5.0V\r\nWorking Current: 35mA\r\nChannel: Stereo\r\nBluetooth-compatible Version: 4.2\r\nWorking Frequency: 2400-2485MHz\r\nReceiving Sensitivity: -85dBm\r\nSize: 3.1x1.4cm/1.22x0.55\"\r\nQuantity: 1 Pc\r\n\r\nNote: \r\nPlease allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.\r\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\r\n\r\nNo Retail Package\r\nPackage Contents:\r\n1 x Module with Connecting Cables"]