Bluetooth Version: : Bluetooth V5.3 Bluetooth Profile: : HFP1.7/ A2DP1.3/ AVRCP 1 IP protection: : IPX7 Wireless Range: : 10 m Frequency Response: : 70 Hz – 20 kHz Speaker Diameter: : 45mm + 30mm Speaker impedance: : 4 ohm (±15%) Speaker Rated power: : 20W + 10W SPL: : 81 dB /1m/1W Charging: : DC5V/2A SNR: : >=80dB THD+N: : <=1% (8W/1kHz) Battery Type: : (li-iontový polymer) Music Playback time: : 12 hours Standby time: : 12 hours: 300days Charing time: : 3,5 hours Charge port: : USB-C Weight: : 615 g Dimension: : 201 x 74 x 83 mm1