Hardware Parameters:
1. Chipset: Micro32
2. Flash: QSPI flash 4MB ...
1. The 868/915MHz antenna needs to be in connection ...
1. Stereo audio, wide frequency response, high efficiency, low distortion ...
1. Stereo audio, wide frequency response, high efficiency, low distortion ...
1. Working voltage: AC 220V
2. Regulation voltage: AC 10-220V ...
ESP32:
1. Version: REV1
2. WIFI
3. Bluetooth
4. 4MB ...
1. Compliant with USB specification revision 2.0, backward compatible ...
1. LCD screen display with synchronised lyrics
2. Bluetooth call ...
1. 12V power supply, power failure memory
2. With bluetooth ...
1. 12V power supply, power failure memory
2. With bluetooth ...
Main features:
1. This product is based on the SX1278 ...
1. 3.7-5VDC wide voltage power supply
2. 9-channel one-to-one ...
1. Working voltage: 1.8~13.7V
2. Acceptable current ...
1. Working voltage: 1.8~13.7V
2. Acceptable current ...
1. Working voltage: 1.8~13.7V
2. Acceptable current ...
1. Working voltage: 1.8~13.7V
2. Acceptable current ...