Harman/Kardon Go + Play 2 [White]

• Support: A2DP 1.3, AVRCP 1.6, HFP 1.6
• Signal-to-Noise Ratio: 80dB A-weighted
• Bluetooth transmitter power: 0 to 9dBm
• Bluetooth transmitter frequency range: 2402MHz to 2480MHz
• Battery charge time: 3 hours
• Battery type: 22.2Wh rechargeable battery
• Bluetooth version: 4.1
• Transducer size: (mm)2x woofers (90mm), 2x tweeters (20mm)
• Power supply: 19V 3A
• USB charge out: 5V/2.1A ( 5V/0.5A when playing music)
• Weight: (g)3433
• Frequency Response: 50Hz-20kHz (-6dB)
• Rated power: 4x25W (AC mode)
• Bluetooth transmitted modulation: GFSK, π/4 DQPSK, 8DPSK
• Music playing time: up to 8 hours (varies by volume level and audio content)