Features: 1. Quality Sound Experience: Dual speakers + independent dual bass diaphragm + 10W high power, restore the original sound experience like the scene, the sound quality is more delicate. 2. External Input: Support external audio source playback, such as AUX audio cable connection, TF card, U disk, mobile phone, computer, etc., which is more convenient to use. 3. Waterproof: Safeguards against rain, dust, snow, and spills. Perfect for showering, hiking, camping. No worries about weather and outdoor condition, be the Rocker on your trip. 4. Bluetooth-Compatible Wireless Connection 5.0: Fast connection and an extended wireless range, it can ensure the most perfect sound quality transmission in a barrier-free environment, guarantee no delay in playback. 5. Support to Answer The Phone: Features a built-in microphone, which is more convenient to answer the phone without dis-connect while maintaining a clear sound quality. Notice: Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Description: S32 Material: plastic + waterproof cloth net Speaker: 1 Bluetooth-compatible solution: 5.0 TWS: Support 2 speakers TWS series connection Battery capacity: built-in 1800 mAh battery Power: 5W Working time: 5-6 hours Charging time: about 1.5 hours Communication distance: 15 meters without barriers Product size: 7.4*7.4*12.3cm S51 Waterproof rating: IPX5 level Speaker: 2 Bluetooth-compatible solution: 5.0 TWS: Support 2 speakers TWS series connection Battery capacity: built-in 1800 mA lithium battery Power: 5W*2 Working time: 4-5 hours Charging time: about 2 hours Communication distance: 15 meters without barriers Product size: 7.5*7.5*18.5cm