The bluetooth-compatible 5.0 connection makes the transmission faster and more stable. It supports USB disk or TF card playback, very convenient for use. It has the FM radio function, let you enjoy the radio in leisure time. Item Name: Sound Bar Material: Plastic Bluetooth Version: V5.0 Chip: AC6926A Transmission Power: 4dBm Frequency: 2402MHz-2480MHz Distance: 10m Decoding format: MP3, WAV, WMAFLAC, APE Audio Speaker Device: internal magnetic horn Rated Power: 10W x 2 Diaphragm Parameters: Diaphragm Device Frequency Response: 20HZ-20KHZ Signal to Noise Ratio: -80db Rated Impedance: 4 ohms Total Novo Distortion: 1 percent Power Supply Rated Voltage: 7.4V Battery Capacity: 2000mAh(Battery Included) Battery Life: 500 Times of Charge and Discharge Overcharge Protection (840±005) V or over Discharge Protection (5.0±0.1) V Battery Certification: IEC62133 Charging Mode: DC5V 1A Charging time: about 4 Hours Play Time Use Time at Middle Volume (Speaker Loudest, Mobile Phone 50 percent Volume): about 6H Maximum Volume Usage Time (Maximum Volume for Speakers and Phones): about 3H Standby Time: 240H Volume Segment: 0-15 Other Input Audio: Bluetooth or TF Card or U Disk or 3.5mm or Optical Fiber or RCA Related Certification: FCC or CE or BQB or ROHS Reset Function: Hardware Reset Function Receiving Audio Segment: 87.5-108 Features: bluetooth-compatible Connection, Rechargeable, FM Radio, Stereo Size: 54cm x 7.8cm x 5.8cm or 21.26" x 3.07" x 2.28" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Sound Bar 1 x Charging Cable 1 x Audio Cable 1 x RCA Cable 1 x Optical Cable 1 x Remote Control 1 x User Manual 2 x Screw 2 x Plastic Column Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store