Features:BT 5.0 chip provides up to 10m wireless transmission range, more stable connection, lower power consumption, compatible with more BT devices.Adopt optimized sound cavity with metal bass diaphragm, HiFi sound quality, 360° surround sound effect.Colorful LED light effect, easy to change color, bringing immersive music experience.Mini size, not occupy space, easy to carry and use.With two speakers, you can enjoy TWS mode, two speakers will automatically translate into the left and right sound channel of the speaker, more shocking sound effect.(the another speaker are not included, you need to buy separately)Equipped with 600mAh large capacity battery, long endurance time.Specification:Model: C7Color: BlackOutput power: 3WBT version: BT 5.0Transmission distance: ≤10mBattery capacity: 600mAhRated voltage/current: 5V 2AItem size: 9 * 6.8 * 6.8cm /3.54 * 2.68 * 2.68inItem weight: Approx. 133g /4.69ozPacking list:1 * Speaker1 * Audio cable1 * Charging cable1 * User manual