Part Number 4XD1K97400 Tech Specs Capacity NA Color Black Cable Length/Type Cableless Weight 158g Audio Out NA Hardware Requirements USB 2.0 Interface Warranty Type Customer Replaceable Unit (CRU) Controls NA Distortion < 3% Driver 35*16mm Frequency Range 140 Hz – 20 kHz Impedance 4 Ohm Power Requirement 5V/1.6A RMS Power 2x2W Sensitivity 85dB @1w/0.5m Signal to Noise Ratio 64dB Audio Input NA Brand ThinkVision OS Requirements Windows 10,Windows 11 Packed Weight 287g Other Electrical Specifications NA Other Operating Environment NA Other Physical Specifications NA Agency Approvals CE for EU/EFTA, FCC and ICES for North America, CB(62368 -1), KCC for South Korea, BSMI for TW, VCCI for Japan, UKCA for UK BIS for India Package Type Brown box Packed Dimensions (L x D x H) 300x70x80mm Height 124mm Length 256.39mm Depth 34.5mm Special/Added Features NA Warranty Period 3 years Maximum Operating Temperature 40 degrees Celsius (104 degrees Fahrenheit) Minimum Operating Temperature -5 degrees Celsius (23 degrees Fahrenheit) Maximum Relative Humidity (%) 90% Minimum Relative Humidity (%) 0% Battery Charging Time NA Included Accessory key Microphone NA Play Time NA Speaker System RTOS Subwoofer NA System Compatibility P27h-30 P27q-30 T27p-30 T27h-30 T27i-30 P32p-30 T32p-30 T32h-30 Wireless Operating Distance NA Connectivity Technology Wired Connection Type USB-A