Features: 1. High Power Bluetooth Dual Channel 2. 120W Digital Power Amplifier Board 3. TPA3116D2 Bluetooth Audio Amplifier Board 4. Finished Bluetooth Amplifier Board 5. Enjoy Perfect Sound Quality Description: 1. Transmit Power: 6DBm 2. Sleep Power Consumption: 1.5 µA 3. Storage Capacity: 256KB 4. Chip Type: TDA3116D2 5. Bluetooth Module: QCC3003 6. Transmission Distance: Up To 10 Meters (No Interference) 7. Supply Voltage: DC12-24V 8. Supply Current: 3A 9. Output Power: 120W x 2 10. Product Size: About 116 x 80 x 20mm Material: PCB Color as shown Package Contents: 1 x Digital amplifier board Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Not Affect The Use Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.