rose gold bluetooth speaker

Rose gold Bluetooth speaker. Package contents:1x A8 bluetooth sound1x USB charging cable1x audio cable1x manualFeatures:1. Product features: Bluetooth player, hands-free call, TF card player, USB flash drive playingOcket type: TF/USB/LIN in/MICRO2. Power supply: built-in lithium battery / Micro Android charging port Bluetooth version: 4.2 Channel mode: 2.13. Playback format: MP3/WMA/WAV Amplifier features: Bluetooth player, hands-free call, TF card player, USB flash drive4. Speaker specifications: (approx.) Internal magnet: Ø52mm (2.05”)/4Ω/3W Bass diaphragm: approx. 30*40mm/1.18*1.57” Distortion rate: 1.0%Bluetooth distance: Effective transmission distance ≥10M5. Extended memory: supports 64GB capacity Frequency response: 20-20KHz Signal to noise ratio: 80db Load parameters: 5V 0.3A Battery capacity: 400~600mA high performance lithium battery