T&G TG357 Portable Wireless Bluetooth Speaker Outdoor Subwoofer with RGB Colorful Light & TWS Features 1. Magic loudspeaker system design, amazing dual power built-in low-frequency amplifier design, medium and low-frequency more shocking, with better sound quality performance 2. Symphony LED lights with a variety of flashing modes, the lights can flash with the music melody 3. It supports the handsfree call function, and has a built-in high-sensitivity microphone, so that mobile phone calls can enjoy extremely smooth calls 4. Support MP3 decoding of music playing on U disk and TF card, and support full rate playback of MP3 format 5. TWS function, you can conncect two speakers with one phone sync??? 6. Built in FM radio module, which can automatically search and store radio stations, saving time and effort; Support AUX audio input, providing you with computer speaker function Specifications 1. Bluetooth Specification: V5.3 2. Wireless transmission range: 10M 3. Audio performance to noise ratio: Greater than or equal to 90db 4. Battery capacity: 1200mAh 5. Built in voltage: 3.7V 6. Normal volume playing: 3H~4H 7. Speaker specification: 45mm x 2 8. Horn power: 4 ohms5W x 2 9. Frequency response: 120Hz-20KHz 10. Product size: 186.6 x 75.3 x 73.8mm 11. Product weight: 407g Package List 1. Bluetooth Speaker x 1 2. USB Charging Cable x 1 3. AUX Audio Cable x 1 4. User Manual x 1