|top| | Bl12-a3 Bluetooth
Title:
The Ghost in the Frequency Product: BL12-A3 Bluetooth Module (Fictional)
Connectivity Range:
While the audio performance is high for the price bracket, "budget" Bluetooth tech often comes with trade-offs. The bl12-a3 bluetooth
void loop() if (Serial1.available()) Serial.write(Serial1.read()); // Forward from BT to PC Title: The Ghost in the Frequency Product: BL12-A3
BL12-A3
The is a specialized Bluetooth receiver module designed for audio streaming in compact spaces, often pre-installed in smart bathroom mirrors. It functions by pairing with smartphones or tablets, allowing users to play music directly through speakers embedded behind the glass. It is distinct from portable "A3" speakers, focusing instead on integrated, permanent, 12V-powered setups. 2. Technical Specifications Bluetooth Version: 4.0 Operating Voltage: DC 12V Audio Power: 3W * 2 @ 4 Ωcap omega (Dual-channel stereo) Frequency Range: 100Hz–20kHz Transmission Range: Up to 10 meters (without obstacles) It is distinct from portable "A3" speakers, focusing