Feature 1 Equipped with NXP TEF6686 chip for exceptional selectivity and ultra high sensitivity optimized for multipath interference suppression adjacent channel rejection weak signal processing and noise cancellation 2 Supports advanced features fullRDS data display requires radio station support auto manual station scanning squelch function battery voltage display and station presets 3 Based on mature TEF6686 receiver circuit design featuring a 2 4 inch IPS LCD color screen resistive touch for portability and rich information display 4 Built in numeric keypad for quick frequency input and a 2500mAh high capacity battery for extended usage 5 Dual mode Bluetooth stereo Receiver mode Works as a Bluetooth speaker connects to smartphones Transmitter mode Transmits radio audio to Bluetooth headphones speakers Paired with a 40mm long excursion full range speaker for powerful bass and crystal clear treble Specifications Main Control Chip ESP32 WROOM 32U Bluetooth Chip JIELI High Performance Bluetooth Transceiver Chip Mode FM SW MW LW Screen 2 4 inch IPS LCD 320×240 resolution resistive touch Control Numeric keypad tuning knob Antenna Built in 820mm telescopic antenna 3 5mm external antenna port Speaker TI TPA6211A1 audio amplifier 40mm long excursion full range speaker Battery 3 7V 2500mAh polymer lithium battery Interface Type C charging data upgrade built in CH340 USB to serial chip Dimensions 120x63x25mm excluding anten