Product name:RadioMaster Micro 2.4GHz RM 4-in-1 Multiprotocol Module - JR / Nano For Zorro Boxer TX16S MKII TX12 MKII Radio Transmitter Precise details: The RadioMaster 4IN1 external module is a multi-protocol module that integrates CC2500, NRF24L01, A7105 and CYRF6936 RF chips. Designed for OpenTX and EdgeTX systems, the RM 4IN1 module allows the radio to connect with most mainstream protocols on the market. -Description: Brand: RadioMaster Item: RM 4IN1 Module Operational voltage: 4.5-8.4V Operational frequency: 2.4G ISM band (2400mHz - 2483mHz) RF Chipsets: CC2500, NRF24L01, A7105 and CYRF6936 Operational current:≈100mA RF Gain: +20dBm Weight: 30g (without antenna) Dimension: 73*42*22mm (without antenna) -Features: * Up to 20dBm power output. * Compatible with more than 70 RF Protocols. * Works with JR and Nano Module Bays. * Wireless trainer function. * For Zorro, Boxer, TX16S MKII, TX12 MKII and more. -Compatible with more than 70 RF protocols RM 4IN1 is compatible with more than 70 RF protocols, including DSMX, Flysky, SFHSS, HiTec, HoTT, OMP, Radiolink, Frsky and many more. -Wireless trainer functionWhen used in conjunction with a suitable EdgeTX or OpenTX compatible radio such as the TX16s, TX12 or Zorro the RM 4in1 module can be used as a wireless trainer link to a student radio such as another TX16s, TX12, Zorro or any other radio capable of transmitting DSMX, Frsky or Flysky protocols. -FCC Version and EU LBT Version are Available Currently, we provide the standard FCC version and the EU LBT version. FCC Version supports all MPM protocols. And EU LBT Version is limited to LBT compliant protocols FrSKY X/X2 LBT, HoTT LBT and DSMX. -NANO & JR Adapter The RadioMaster 4IN1 module is a nano module by default. A JR adapter is included as standard. Support Zorro, Boxer, TX16S MKII, TX12 MKII and more. -Package Included: 1 * RM 4IN1 Module 1 * JR Adapter 1 * Stick Antenna