Type mini speakers  Connection mode Bluetooth connection interface type USB battery capacity 450mAh

Frequency response range 100HZ-20KHZ output power 5 SNR = 70dBBT207 Portable Wireless Bluetooth Speaker Mini Small Metal Pocket-SizedStunning hardware configuration: mini model, 4 hours battery life, 450 mAh built-in lithium battery, strong bass, internal magnetic speaker, 10 meters can be quickly connected, voice call Bluetooth connection one-click answer, mobile phone companion: Bluetooth hands-free calling One-click answer, free hands, let the call zero distance.Naturally small, all in the palm: Mini-small design can be easily placed in the palm of your hand, playing with one hand, small and light, outdoor portable.