T&G TG337 Portable Speaker Wireless Bluetooth-compatible 3D Stereo Subwoofer Waterproof Outdoor Loudspeaker with Lanyard - Black

• International advanced wireless chip and circuit design techniques, support wireless devices
• With FM function, can search radio stations automatically
• With HiFi 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
• With AUX line in, can directly connect the outside devices, for example, tablet/TV/cell phones
• It will close automatically after 30 mins
• A variety of flashing LED lights with different colors, color lights flash follow the melody
• Support TWS

Specification: 

• Bluetooth-compatible: V5.3
• Working distance: 10M
• SNR: ≥90db
• Battery: 3.7V about 1200mAh
• Normal volume playing time: about 3 hours with LED light off
• Speaker driver: 57mm*1
• Power: 4Ω/5W*1
• Frequency response: 120Hz-20KHz
• Size: 111*111*87mm
• Weight: about 332g(not include accessories)
• Charging: 5V/1000mA
• Charging time: about 4h