ESP138D ESP32 H-RADIO SI4732 Full Band FM AM SSB AIR Band Receiver + TEF6686 FM Receiver 2 in 1 Handheld Radio with Blue

Product Overview The ESP138D supports Bluetooth 5 0 dual mode transmission and reception featuring a 2 4 inch touchscreen numeric keypad high capacity battery and aluminum alloy body balancing professional reception with portability In terms of system it adopts a dual architecture of TEF6686 system open source project by Megatron and ESP32 SI4732 system perfectly balancing high fidelity radio reception and professional radio exploration Compared to the ESP138 it adds a built in decoding board and an official activation code for H RADIO firmware supporting decoding and more functions Specification Main controller ESP32 WROOM 32UBluetooth JL high performance chipDecoding board Built inScreen 2 4 inch IPS touchscreen 320x240 Speaker 40mm full range speakerAntenna Built in 820mm telescopic antennaExternal antenna interface 3 5mm external antenna interfaceBattery 3 7V 2500mAh polymer lithium batteryInterface Type C 5V 2A charging supports data upgrade Casing material Aluminum alloyDimensions 120 63 25mm excluding antenna Weight Approx 350gFrequency TEF6686 Mode Coverage FM 65 108MHz LW 144 513kHz MW 520 1720kHz SW 1700 27000kHz does not support AIR Band and SSB SI4732 Mode Coverage LW 153 500kHz MW 520 1710kHz SW 1730 30000kHz FM 64 108MHz SSB 1730 30000kHz AIR 50 200MHz natively supports 118 138MHz Supports Aviation Band AIR and Single Sideband SSB no additional equipment required Features 1 Dual Sys