Check the listing for details. TPA3116D2 120W*2 Wireless Bluetooth 4.0 Audio Receiver Digital Amplifier Board. Condition: New. Listed at 12.88 USD. TPA3116D2 120W*2 Wireless Bluetooth 4.0 Audio Receiver Digital Amplifier BoardProduct Image: Product Description: Using CSR8635 Bluetooth chip,Bluetooth V4.0,high software compatibility.Product Parameters:Model:XH-M548Chip Type:TPA3116D2Bluetooth module:btm835/csr8635(4.0)Transmission distance:Max 10mVoltage:DC12-24VCurrent:＞3AOutput Power:120Wx2Efficiency ratio:＞90%Sound track:Dual trackSize:98*79*16mmBluetooth module Parameters:Specification:Bluetooth V4.0Modulation Mode:GFSK π/4 DQPSK,8DPSKVoltage:3.3-4.2VSuppotr Bluetooth Protocol:HFP V1.6,HSP V1.2,A2DP V1.2,AVRCP V1.4,DI V1.3Work Current:≤30mAStandby Current:＜50uATemperature range:-40℃ to +80℃Wireledd Transmission Distance:10mTransmit Power:Support CLASS1/CLASS2/CLASS3 8dBm MaxSensitivity:-80dBm＜0.1%BERFrequency Range:2.4GHz-2.480GHzExternal Interface:PIO,SPI,Audio in/out and PCM,USBAudio Support:AAC,MPA,SBC,StereoDistortion Factor:≤0.1%Module Size:21.9*14.1*1.8mmPackage included:1 x Bluetooth 4.0 Audio Receiver Digital Amplifier BoardFeedbackWarrantyShipmentFeedbackWe appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance Warranty1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem. 2. We promise warranty for quality in one year and we will repair it free of charge. The returning shipping should be paid by customer. 3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution.Shipment1.Normmly we will send the goods within 1-3 working days after your payment is verified . 2.Please check if the goods are in good condition and sign before the delivery man leaves.If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you.On Jul-06-21 at 06:08:10 PDT, seller added the following information: