• IPX7 water resistant, built to withstand heavy splashes, rain and sweat

• Built-in DSP sound effect technology, support heavy bass and clear voice

• Bluetooth 5.0 solution, with mic to support call function, support BT and AUX TWS to achieve wireless stereo function 

• There are TF and Type-C interfaces, USB interface, and 3.5 AUX input port on the back 

• TF card supports WAV//FLAC/APE/MP3 format to play music 

• The Type-C interface supports DC 5V/2A input charging, and participates in intelligent identification of charging voltage 

• Type-C can be used as audio conversion interface, U disk conversion card reading and playback function 

• Built-in 4000mAh battery, ≥15H playback time (@65dB SPL medium volume), 3H full charge 

• There are buttons on the side: KEY, Power, Mode, EQ, Play/Pause, V-/Prev, V+/Next 

Specifications:

• Bluetooth version: 5.0+EDR 

• Speaker power: 2*15W 

• Playing time: ≥15 hours (medium volume) 

• Input power: DC 5V/2A 

• Charging time: ≤3 hours 

• Bluetooth connection distance: ≥18M (barrier-free distance) 

• Speaker size: 48mm 40 cores 

• Battery capacity: 4000mAh battery 

• Low battery prompt: 6.5V 

• Microphone: Bluetooth call and send 

• Distortion degree: ≤1% 

• Shutdown current: ≤40uA