Bluetooth Audio Breakout Board, w/Amp., Car Receiver, Bluetooth 5.0, BK3266

Description This is a breakout board for Bluetooth 5.2 Stereo Audio Data Transmission Module BK3266 Features: Single-ended output, can be directly connected to headphones, amplifiers, speakers and other input devices. With call function, single-ended output, power on, the default volume is maximum. Using headphone amplifier chip, the sound quality is better Current Available Versions: No password, with call function, lithium-ion power supply [(beeping tone)] Documentation please see on this page.