•Bluetooth-compatible 5.3 chip, high-speed transmission, low power consumption, a stable signal without interference •52mm unit speaker, advanced audio decoding, clear and bright sound •IPX7 waterproof technology, exquisite workmanship, no need to worry about outdoor rainy days •TWS interconnection, the phone can be connected to two speakers at the same time, experience three-dimensional surround sound •MINI portable body, exquisite lanyard, easy to carry •Five playback modes, support Bluetooth, TF card, TWS interconnection, FM radio, and AUX playback, anytime, anywhere, to meet a variety of playback needs •Built-in 500mAh large battery, a full charge, listening to music for 3-5 hours Specifications: •Bluetooth-compatible version: 5.3 •Wireless transmission range: 10m •Audio noise ratio: 90db •Battery: 500mAh/3.7V •Charging voltage: DC 5V •Normal volume playback time: about 3 hours •Speaker specification: OD 52mm x 1 •Speaker power: 4 Ohm / 5W x 1 •Frequency response: 120hz-20khz •Size: 101.5x44.8x82.7mm •Weight: 214g Package included: •1 x Speaker •1 x USB Cable •1 x English and Chinese Manual •Other items not included