Features:1. Use Bluetooth5.0 module for faster transmission,lower power consumption, stronger anti-interference ability,simple connection, free play;2. Stereo sound quality, professional acousic master modulates curve to restore high fidelity sound effect;3. Built-in 1200mAh battery, can be used for about 3-5 hours after full;4. Exquisite model, light luxury retro, home matching, more refreshing and lower design aesthetics, integrated into a sound life;5. Support LINE IN audio input, provide you with computer speaker function, which can be directly connected to mobile phone / tablet / and TV to wirelessly pair and play music.Specification:1. Bluetooth version: 5.02. Effective distance: 10 meters3. Box material: ABS4. Shell material: plastic5. Frequency response range: 100Hz-20KHz6. Signal to noise ratio: ≥80dB7. Built-in battery capacity: 1200mAh8. Playing time: 3-5 hours9. Speaker: 36mm 4ohm - 5W10. Output Power: 5W11. Appearance size: 180x107x105mm12. Product weight: 397gPackage includes: Speaker x 1 Charging cable x 1 Manual x 1Specification: Package Weight One Package Weight 0.40kgs / 0.89lb One Package Size 18cm * 10.5cm * 10.7cm / 7.09inch * 4.13inch * 4.21inch Qty per Carton 40 Carton Weight 16.00kgs / 35.27lb Carton Size 55cm * 46cm * 37cm / 21.65inch * 18.11inch * 14.57inch Loading Container 20GP: 284 cartons * 40 pcs = 11360 pcs40HQ: 661 cartons * 40 pcs = 26440 pcs