COPOLYESTER PLASTIC WIRELESS SPEAKER BOTTLE

"21 oz. (650 mL) durable Coplyester Plastic water bottle with unique dual function wireless speaker lid. Each lid includes a removable carry handle. Power/Technology: Rechargeable battery; Input: DC 5V; Output: 3.3V-4.2V; Capacity: 450 mAh; Sensitivity: -80dB; Frequency response: 150Hz-15KHz; Transmission range: 8m (26 ft). Device must be charged prior to first use. Charge time varies by device. Playback time: approx. 1.5 hours at top volume. Hand-wash only. Do not place in freezer. Do not place in microwave."