Stable Transmission Wireless Version V5.1 Subwoofer Excellent Sound Quality Outdoor . Equipped With Night Light Sound Description: 1. Material: ABS 2. Output power: 6W (3Wx2), 40MM 3. Battery capacity: 400MAH 4. Charging power: 5V/500mA 5. Charging time: 1-2H; Playback time: 2-4H 6. Charging cable: Type-c; 50cm long 7. -compatible version: V5.1 8. Product size: 9. Product size: 45 * 45 * 56MM; Total length: 500MM 10. Packaging size: 150 * 80 * 62mm 11. Gross weight: 255g Specifications: 1. Exquisite and compact: cartoon cute and interesting appearance, fashionable, compact and beautiful, easy to use, just hang up 2. Free Hands: Hanging Neck Speaker, Easy to Hang, Music Accompanied 3. Excellent sound quality: music around like a live concert audio-visual effect 4. Stable transmission: outstanding performance, using a new generation of V5.1 chip, low power consumption and strong signal, stable transmission 5. Bring your own night light: bring your own outdoor light to illuminate the darkness and you can see clearly at night. 6. Independent button: flowing, independent button design, one key can "do whatever you want" blind press to easily locate 7. long standby: rechargeable lithium battery, support long time play, let the music and your peers 8. Selection material: skin-friendly silicone material neck hanging such as baby skin soft, automatically fit your neck curve 9. Process details: the whole body smooth without angle, careful polishing, smooth without angle design Package Included: 1 * Neck mounted speaker 1 * Charging cable