Harman Kardon Go+Play Portable Bluetooth Speaker

Immaculate - Hardly used. Wireless Bluetooth streaming: Stream music wirelessly via Bluetooth to enjoy room-filling sound. Connect up to 3 smart devices at the same time and take turns playing music. Rechargeable battery Built-in rechargeable Li-ion battery supports up to 8 hours of playtime and charges your smartphones and tablets via USB. Dual Microphone Conferencing System Harman noise and echo cancelling technology delivers crystal clear conference calls. Wireless Dual Sound Wirelessly connect two Harman Kardon Wireless Dual Sound enabled speakers together to elevate your music listening experience. Premium Materials Fabric finishing and stainless steel handle highlight your home decor and add style when you're on-the-go. Specifications - Bluetooth version: 4.1 - Support: A2DP 1.3, AVRCP 1.6, HFP 1.6 - Transducers: 2x woofers (90mm), 2x tweeters (20mm) - Rated power: 4 x 25W (AC mode) - Frequency response: 50Hz-20kHz (-6dB) - Signal-to-noise ratio: 80dB A-weighted - Battery type: 22.2Wh rechargeable battery - Power Supply: 19V 3A - USB charge out: 5V/2.1A (5V/0.5A when playing music) - Music playtime: up to 8 hours (varies by volume level and audio content) - Battery charge time: 3 hours - Bluetooth transmitter frequency range: 2402MHz to 2480MHz - Bluetooth transmitter power: 0 to 9dBm - Bluetooth transmitter modulation: GFSK, p/4 DQPSK, 8DPSK