W-KING S20 Loudspeakers IPX6 Waterproof Bluetooth Speaker Portable NFC Bluetooth Speaker for Outdoors / Shower / Bicycle FM Radio (Black)

Features:1, Unique rugged square design.2, IPX6 waterproof function makes it perfect for outdoor and bathing use.3, Enjoy an impressive crystal clear sound quality and robust bass realized through 2 x 3W audio drivers and passive subwoofer.4, Connect with Bluetooth-enabled device or just plug in with the 3.5mm audio cable to start your tunes.5, Tap-to-pair with NFC technology for easy and instant connection (If your device has NFC function).6, Built-in 2000mAh rechargeable battery enables 8-10 hours of playtime.7, Small and lightweight, with a lanyard for easy on-the-go use.Specification:Model: S20Bluetooth Handsfree: YesBluetooth Version: V4.0Operating Range: 10mTotal Power: 3W*2Built-in Battery Capacity: 2000mAhBattery Type: Li-ion batteryMusic Playtime: 8-10 hoursPower Supply: 3.7V DCParameters:Channel: 1.0Interface: 3.5mm, USB 2.0Microphone: YesSNR: 68dBSensitivity: 80dBFrequency Response: 2.4GHz-2.48GHzImpedance: 4ohmFM Radio: YesFM Frequency: FM78.8-FM106.1Storage Card Type: TFSize: 10cm x 9cm x 5cm