1、High power, 45MM double horn. Loud voice, playing environment in 100-200㎡space, clear and shock. 2、Double protection battery A grade, 1200mAh capacity for 1 day usage (more capacity can be customized). 3、4 speakers(double active + double passive), bass shock, as low as 60HZ. 4、Portable and lightweight, can be easily hold in single hand. 5、Adopt 0 bluetooth chip, hi-fi speaker, frequency ring 60Hz~16KHz. 6、The chip has low power consumption, long standby time and more than 10 hours of playing time. 1x Bluetooth Speaker1x Charging Cable1x Audio Cable1x Manual Condition: 100% Brand NewItem Type:  Bluetooth Soundbar SpeakerSupport A2DP, AVRCP, Hands-free Configuration Files.Bluetooth Version: V 4.2 + EDR Level 2Working Range: Up To 10 MetersSpeaker: 40 MmSpeaker Output: 2 * 5W.Frequency Response: 280Hz-16 KHZSnr: ≥95dbDistortion: ≤ 0.5%Battery Voltage/capacity: 1200 MahBattery Charging Voltage: 5v ± 0.5v.Battery Charge Time: 6 HoursSpeaker Playback Time Value: 10 HoursStandby Time: 200 Hours