T&G TG674 TWS Outdoor Portable Wireless Bluetooth Speaker with RGB Light 1. Adopting advanced Bluetooth audio decoding chip, supporting all Bluetooth device connections. 2. The sound is soft, clear, and dynamic, with distinct layers. 3. Can directly connect to mobile phonestabletsTVs via Bluetooth pairing to play music, with a Bluetooth reception distance of up to 10 meters. 4. Supports AUX audio input and provides you with computer speaker functionality. 5. Supports music playback on USB flash drives and TF cards, and supports full bitrate playback in MP3WAV format. 6. FM automatic search and storage of radio stations, built-in FM radio module, can automatically search and store radio stations, saving time and effort. 7. Supports hands-free calling function, with a built-in high-sensitivity microphone, providing an incredibly smooth calling experience for mobile phone calls. 8. Support TWS function for boxes. Specifications Bluetooth: V5.3 Wireless transmission range: 10m Audio to noise ratio: >= 95dB Speaker specification: 78mm x 2 Speaker power: 4ohm 15W x 1 Frequency response: 120Hz-18KHz Battery capacity: 3600mAh Built in voltage: 3.7V Normal volume playback: about 3 hours Charging voltage: 5V2A Size: 266x139x200mm Packing size: 20.5x27x14.3cm Weight: about 1750g Package included Speaker x1 Charging cable x1 Audio cable x1 User manual x1