JBL Waterproof Mini Speaker..perfect condition. for sale! features: Waterproofing: IPX7 rating, meaning it can be submerged in up to 1 meter of water for up to 30 minutes. Audio Performance: 180Hz – 20kHz frequency response, 3W output, and a 40mm transducer. Battery: 730mAh Lithium-ion polymer battery, offering roughly 5 hours of playtime and charging in 2.5 hours. Connectivity: Bluetooth 4.1 (supporting A2DP V1.2, AVRCP V1.5, HFP V1.5, HSP V1.2) and a 3.5mm cable input.