The RX-1137D Golon is a portable Bluetooth speaker and 3-band FM radio, offering a versatile audio experience with modern and classic features combined. With a built-in rechargeable battery of 1501-2000mAh capacity and DC 5V USB power support, it ensures convenient usage whether at home or on the go. The ABS plastic body houses an integrated speaker delivering 0 to 5W output and supports MP3 playback via USB or TF cards. Featuring a clear LCD display, automatic digital tuning, and compatibility with a wide FM range of 64.0-108.0MHz, the RX-1137D also functions as a remote-controlled Bluetooth speaker, making it perfect for listening to music, radio broadcasts, and more with ease and portability.