Ats-20+ V2 Si4732 Sdr Radio Receiver With Oled Display Features:With a 0.96 inch OLED display, you can see the FM band, AGC on/off, MONO according to your demands Support auto-hold setting function after power failure Internal 3.6V 800mAh polymer lithium battery for stable and sustainable power supply Support USB recharging Equipped with audio output to support 3.5mm earphone Description: With 0.96 inch OLED display, it is a quality full-band radio receiver, supporting auto-hold setting function after power failure. Equipped with audio output, it supports 3.5mm earphone. Also, it supports 4ohm speaker 2W output. With 22 commercial and ham radio bands pre-configured, you can use it freely. Also support 8ohm speaker 1.5W output Antenna interface uses SMA interface and the printed circuit board retains the SI4732 package, you can replace the chip by yourselves, and the software is compatible With 22 commercial and ham radio bands pre-configured, you can use it freely Support band: FM, AM (MW and SW) and SSB (LSB and USB) Audio bandwidth filter 0.5, 1, 1.2, 2.2, 3 and 4Khz BFO Control Frequency step switch (1, 5 and 10KHz) Specifications: Name: Radio Receiver Item size: 89 x 107 x 41mm / 3.50 x 4.21 x 1.61in Item weight: 205g / 7.23ounce Colour:black Material:ABS Package Contents: 1 * Radio receiver 1 * Telescopic antenna 1 * TYPE-C charging data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.