Used primarily for 5V power input or charging a connected battery.
: Ensure no other device is currently connected to the board. If the device is not "discoverable," check if the status LED is flashing rapidly. Bk-m33-bt-v2.pcb
| Field | Details | |-------|---------| | | bk-m33-bt-v2.pcb | | Revision | v2.0 | | Product / Project | Bluetooth Module (BK33 series) | | Design Tool | Altium Designer / KiCad / PADS (specify if known) | | Date Created | [Insert date] | | Designer | [Insert name/team] | | Status | Prototype / Production Ready | Used primarily for 5V power input or charging
If the board includes a built-in amplifier chip (like a PAM8403 or similar), these connect directly to 3W–5W speakers. | Field | Details | |-------|---------| | | bk-m33-bt-v2
: Designed to operate on a 3.7V lithium-ion battery, with onboard micro-USB charging ports and protection circuits.