Key : Switch : Power On / Off Key : Play Pause Key / Ans Key Next Vol + Key / Previous Vol - Key / Mode Key
Bluetooth : Version : V5.0 + EDR Hands - free with microphone Music Streaming playing TWS ( if have two speaker ) FM Radio : Frequency : 87,5MHZ - 108MHZ Sound: R.Frequency : 65HZ - 18,5KHZ S / N Ratio 70db Power Output : 15W ( 40hms 66mm Speaker + Passive Radiator )
USB Slot : Udisk Playback MicroSD Slot : MicroSD card Playback MicroUSB Charging Slot : Max. 5V 1A Built in Lithium battery : 2000mAh Accessories : MicroUSB cable . Line in 18650 Dimension : 230*97*134mm