Bluetooth 5.4:Bluetooth 5.4 chip, support cell phone, tablet, computer Bluetooth, etc., 10 effective connection, faster and more stable transmission. Full-range internal magnetic loud speaker:3-inch speakers, loud volume and high sound quality, enjoy auditory feast. Knob adjustment design:Clearly visible channel bands, easy to tune to station you want. Professional chip:High-performance chip amplifier system, more stable signal without noise. Multiple playback modes:Support Bluetooth playback, U disk playback, TF card playback, AUX playback, to meet your different playback needs. Long-lasting battery life:Built-in 1200 mAh lithium battery, can play for 8-10 hours, meet needs of daily parties and trips. Frequency range:FM:87-108MHZ,AM:510-1730KHZ,SW:7.8-16.2MHZ Sensitivity:FM:10dB,AM:80dB,SW:10dB Battery: 3.7V/1200mAh Charging input: DC5V Color: As Shown Material: plastic Package Contents: 1 x Solar Radio Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.