2PCS MP3 Bluetooth Audio Module with USB 5P Interface DIY Car Speaker Audio Board DC3.7?5.5V

Feature: 1. USB INTERFACE: Equipped with MICRO MINI USB 5P interface, which can be powered by phone data cable, support for Android and for iOS. 2. STEREO OUTPUT: Dual channel stereo output, compatible with most power amplifiers, home audio, car audio and other equipments. 3. MULTIPLE FUNCTION: The Bluetooth audio module supports inserting USB flash disk, memory card and key settings, and can play MP3. 4. DISTANCE RANGE: The communication distance of the module is 3?12 meters (depending on the environmental ), meets more control needs. 5. GOOD PERFORMANCE: Includes 2pcs Bluetooth audio modules, with standard pins to ensure stable signal and good contact performance. Specification: Item Type: Bluetooth Audio Module Power Supply Voltage: DC 3.75.5V Power Supply Interface: MICRO USB Port or 2.54 Million Pins Bluetooth Name: BM3 Bluetooth Password: 1688 (connection requires a password and cannot be changed) Communication Distance: Approx. 312 meter 9.839.4ft (depending on environmental barriers) Support Bluetooth Version: Bluetooth 4.1 or below Support Mobile Phone System: For Android, for iOS Channel: 2 Channels Sound Quality: MP3 lossless decoding Independent Power Amplifier: None External Power Amplifier: Unlimited external power amplifier PCB Thickness: 1.6mm Needle Pitch: 2.54 Million. Package List: 2 x Module2 x Accessories Note: With status pin, suitable for professional use, such as the combination of single chip computer and relay switch to realize music table lamp.USB INTERFACE: Equipped with MICRO MINI USB 5P interface, which can be powered by phone data cable, support for Android and for iOS. STEREO OUTPUT: Dual channel stereo output, compatible with most power amplifiers, home audio, car audio and other equipments. MULTIPLE FUNCTION: The Bluetooth audio module supports inserting USB flash disk, memory card and key settings, and can play MP3. DISTANCE RANGE: The communication distance of the module is 3?12 meters (depending on the environmental ), meets more control needs. GOOD PERFORMANCE: Includes 2pcs Bluetooth audio modules, with standard pins to ensure stable signal and good contact performance.