GVL WS 1698 WSTER MIC BLUETOOTH AND WIRELESS WITH SUPER SOUND Microphone

Extraordinary Sound: 40mm HiFi speaker and loud 360degree surround sound with deep bass Effortless Connections: Bluetooth ranges up to 10 meters, NFC function ensures easy pairing and compatible with all Bluetooth devices. Output Power: 5W Frequency Range: 100HZ-10KHZ Max Sound Pressure Level: >115DB 1KHZ TDH <1% Reverberation Mode: Sound Effect Reverberation Power Supply: Built-In 18650 Li-Battery Battery Capacity:1800 mAh 8 Hours Playing Capacity Charging Power: DC-5V