Jbl Go 2 Wireless Bluetooth Speaker. Features and Benefits: 1.Wireless Bluetooth StreamingWirelessly Stream High-quality Sound from Your Smartphone or Tablet. 2.Built-in, Rechargeable Li-ion Battery Supports Up to 5 Hours of Playtime. 3.Waterproof DesignThe IPX7 Waterproof Housing Makes GO 2 Perfect for Worry-free Listening by the Beach or Poolside, or Even in It. 4.SpeakerphoneEnjoy Crystal Clear Conference Calls over Your Speaker with the Noise Free Speakerphone. 5.Audio Cable InputDon't Worry if Bluetooth is Not Available, Plug the Audio Cable into the Speaker and Enjoy Your Music All the Same. Specifications: Battery Capacity: 500mAh Frequency Response Range: 180HZ-20KHZ Output Power: 3.1W RWS Signal to Noise Ratio: 80dB Power Supply Mode; Built-in Lithium Battery Channel: 2 Play Time: 5 Hours Extended Storage; Not Supported Bluetooth Protocol; 4.2 Number of Speakers: 2 Effective Distance: 10 Meters Function: Waterproof, Dustproof, Drop-proof, Voice Prompt, Call Function Support Format: SD Card Cabinet Material: ABS Appearance Size: 71.2*86*31.6MM Product Weight: 0.184 (KG). We are an international seller, your order will be shipped from abroad so please allow the necessary time of minimum 14 working days for delivery right now depending on where you ship to, due to ongoing delays in postal deliveries globally.