that is, it is ready for use;

ESP8266 native Apple HomeKit Paradox Alarm System -/><a href="https://www.pcbway.com/project/shareproject/ESP8266_native_Apple_HomeKit_Paradox_Alarm_System.html"><img src="https://www.pcbway.com/project/img/images/frompcbway.png" alt="PCB from=From pcbway"=Pcbway" /></a>

hi, 

I want to buy this product and I want to ask .. include this parts: R1 10K Ω SMD 0805

R2 10K Ω SMD 0805

R3 1K Ω SMD 0805

R4 56 Ω SMD 0805

C1 100uF SMD 10x10.5

C2 100nF SMD 0805

C3 10uF SMD 0805

C4 100nF SMD 0805

C5 330uF SMD 6.3x7.7

L1 330uh SMD 7.3x7.3 CDRH74

U1 LM2575S-5.0 TO263-5

U2 AMS1117-3.3 SOT223

U3 MAX232 SOIC-16

D1 1N5819 SOD-123F

Reset SMD Button 4P L6.2 W6.2 P4.50 LS9.0

Debug 2.54mm 5P header (optional)

Q2 2N7002 SOT23-3

B1 SMD Buzzer SMD 9032

Status SMD LED (red) SMD 0805

ESP12E/F/S or ESP07S - -

OUT Connector + Wire KF2510 4P..

that is, it is ready for use;