A7105 NRF24L01 PA\/LNA 2.4G Wireless Protocol DIY TX Transmitter ModuleDescription:               Item               Specification               Remark                   Supply voltage               2.5V~3.6V                                   Current consumption               1uA (typical)   @Sleep mode         0.3mA (typical) @Idle mode         1.7mA (typical) @Stand-by mode         9mA (typical)    @PLL Mode         16mA (typical)  @Rx mode         20mA (typical)  @Tx mode (Pout = 0dBm)                                   Frequency               2400 – 2483 MHz               ISM band                   Transmit output power               0 dBm @ room temperature                typical                   Rx sensitivity               -105 dBm (typical) @ 10Kbps mode、 Dev = 40 KHz         -100 dBm (typical) @ 250Kbps mode、 Dev = 93 KHz          -96 dBm(typical) @ 500Kbps mode、 Dev = 186 KHz               BER\u22661E-3                   Modulation               FSK or GFSK                                   Transmission distance               About 100meter               BER\u22661E-3                   Interface               8pin 2.54 mm header                                   Dimension               23.3mm(L) x 12.5mm(W) x 5mm(H)               Not include the connector                   Operating temperature               -40 ~ 85 \u2103                      Interface:               Pin No.               Symbol               Function Description               Remark                   1               GND               Ground                                   2               Vin               RF Module Supply Votlage Inpute               2.5V--3.3V                   3                NC               NO Connection                                   4               SCS               SPI Chip Selection                                   5               SCK               SPI Clock                                   6               SDIO               SPI Data I\/O                                   7               GIO1               General\u3000Purpose I\/O1                                   8               GIO2               General Purpose I\/O 2                      Features:XL7105-SY is made by adopting high performance 2.4G wireless transceiver chip A7105 of Taiwan Shengke (AMIC)Working in 2400-2483M international opened ISM bandThe biggest transmission power is 0 dBm(1 mW )500 KBPSThe highest RX sensitivity is -99 dBm @ 250 KBPS、The distance is as far as 120MBuilt-in ID CODE WORD in IC、support CD (carrier detect)、 FEC error correctionSPI interface、 independent 64 bytes RX and TX FIFO.Cost per