1. Sound quality: 25 watt high-performance speakers, full-range dual-speaker structure, 360-degree stereo surround, clean and sweet treble, clear and balanced midrange, deep and powerful bass, enjoy the wonderful music experience brought to you.2. Bluetooth 4.2 technology: With advanced Bluetooth 4.2 technology, it can pair quickly and without hindrance within a range of up to 33 feet (10 meters) from any Bluetooth-enabled device. It also supports NFC and USB/AUX for non-Bluetooth devices. Enter, giving you endless audio options.3. Portable power bank: It can play continuously for 6-8 hours on a single charge, which is more than twice that of similar speakers. It is not only a sports outdoor Bluetooth speaker, but also has 2000mAh power, which can power your digital devices anytime and anywhere. devices charge, and it's a perfect choice for those who like to enjoy music from morning to night.4. Portable Wireless Bluetooth Speaker: Play music anytime, anywhere, enjoy high-definition stereo sound and impressive volume whether you are hanging out at home, driving, partying, hanging out, camping, hiking, biking, traveling, etc. .5. You will get: PT-390 portable Bluetooth speaker, charging cable, 3.5mm audio cable, climbing hook.Specification:Material: silicone + plasticDimensions: 170x66x66mm / 6.7x2.6x2.6 inchesPackage includes:1 PT-390 Portable Bluetooth Speaker1 charging cable1 3.5mm audio cable1 climbing hook