T&G TG-813 2 in 1 TWS Bluetooth Speaker Earphone with Charging Box Features: 1. Bluetooth 5.0, compatible with all Bluetooth devices. Built-in microphone for easy answeringmaking calls. 2. 2 in 1 bluetooth speaker and earphone. Tws headset supports Siri function. 3. Provide built-in stereo and 360-degree stereo. 4. FM radio allows you to listen to the radio freely. 5. Simple button control, you can press the button to turn onoff, playpause, switch modes, skip songs, adjust volume, etc. 6. Support music files in mp3, wma, WAV, FLAC, ape formats. 7. Support TF card or misro SD card, support USB2.0 hard disk. 8. Support external MP3MP4computer audio input function (aux). 9. TWS function, you can connect two speakers to sync with one mobile phone. 10. Built-in large-capacity lithium battery, reusable, play music for a long time. Specification: 1. Bluetooth version: V5.3 2. Transmission range: >10M 3. Battery capacity: 500mAh 4. Battery voltage: 3.7V 5. Playing time: 1H 6. Horn specification: Φ52mm 7. Speaker power: 4Ω5W 8. Frequency response: 120Hz-18KHz 9. Charging input: 5V500 mA 10. Size: 95mmx96mmx44mm 11. Weight: 177g packing list: 1. Charging box speaker x 1 2. Charging cable x 1 3. Audio cable x 1 4. TWS earplugs x 1