T&G TG-447 TWS Bluetooth V5.3 Super Bass Subwoofer Stereo Portable Wireless IPX4 Waterproof Speaker Ergonomic Design

T G. Specifications: Model: TG447. Bluetooth: V5.3. Wireless transmission range: 10m. Signal to noise ratio: 90db. Battery capacity: 3.7V about 1200mAh. Normal volume playing time: 4 hours. Speaker driver: 45mm1. Speaker power: 4 5W1. Frequency response: 120Hz-20KHz. Product size: 9354.5152mm. Product weight: About 292g not include accessories). Charging: 5V/500mAh. Charging time: About 2.5 hours. Features: International advanced wireless chip and circuit design techniques support wireless devices. With FM function, can search radio station braodcast automatically. With Hi-Fi speaker, to make sure the clear and bright sound. Support Micro SD Card and USB Card, play MP3 format audio. The Wireless working distance is 10 meters. It will close automatically if disconnect wireless for 30 mins. A Variety of flashing LED lights with different colors, color lights flash follow the melody. Support TWS