【STEREO AUDIO PAIRING】Ideal for college students in cozy dorm rooms or busy office desks, this 5W speaker with a φ45 external magnetic driver and diaphragm delivers crisp sound with a SNR of ≥89dB. Use the TWS function to link two units. 【TACTILE FABRIC HOUSING】Constructed with strong ABS, silicone protective details, and an elegant fabric wrap, this device is available in black, white, purple, red, or green to match your aesthetic while providing a comfortable, secure grip. 【VERSATILE MULTIPLE INPUTS】Equipped with wireless Bluetooth 5.4 technology, this system supports seamless audio streaming. For areas without internet, simply plug in your TF card or USB flash drive to enjoy pre-loaded playlists directly. 【RECHARGEABLE BATTERY POWER】Powered by an 800mAh lithium battery, this device charges via a standard Type-C DC 5V port. Featuring an input sensitivity of 400mV, it ensures reliable portable performance for daily commutes or study sessions. 【COMPACT PORTABILITY】Measuring just 9.5 x 7.4 x 3.9 cm / 3.74" x 2.91" x 1.54", this lightweight unit easily slips into backpack pockets or desk corners, making it the companion for modern urban commuters and minimalist setups. Package list: 1x Portable speaker 1x Type-C charging cable