Features:

Using the digital power amplifier chip TPA3116D2 college D class operation, integrated CSR8635.4 version of the Bluetooth module.

Power amplifier chip with more than 90% of the power efficiency and low idle loss characteristics.

High-level modulation system configuration, advanced level reduces the number of components, integrated self-protection circuit, including overvoltage, undervoltage, overheating, DC detection and short circuit protection, heat-resistant package.

Bluetooth transmission of about 10 meters, the use of the environment do not, transmission distance, if the DIY speaker, it is best not to use the Bluetooth signal shielding material.

Specifications: 

Product Name: TDA3116D2 digital amplifier board

Chip Type: TDA3116D2

Bluetooth module: BTM836 / CSR8635 (version 4.0)

Transmission distance: up to 10 meters (no interference blocking)

Supply voltage: DC12-24v

Supply current: greater than 3A

Output power: 120W * 2

Number of channels: 2-channel (high and low tone adjustment)

Power Interface:2.1 DC socket

Applicable Speaker Impedance:4-8ohm

Digital Amplifier size: 9.8 x 8 x 1.8cm

Case Size: 10.8x9x2.2cm(L*W*H)

Package included:

1 x Bluetooth 4.0 Audio Receiver Digital Amplifier Board